| ( | 2 | x | × | 7489 10000 | ) | ÷ | ( | x | + | 7489 10000 | ) | = | 3707 5000 |
| 方程两边同时乘以: | ( | x | + | 7489 10000 | ) |
| ( | 2 | x | × | 7489 10000 | ) | = | 3707 5000 | ( | x | + | 7489 10000 | ) |
| 2 | x | × | 7489 10000 | = | 3707 5000 | ( | x | + | 7489 10000 | ) |
| 2 | x | × | 7489 10000 | = | 3707 5000 | x | + | 3707 5000 | × | 7489 10000 |
7489 5000 | x | = | 3707 5000 | x | + | 27761723 50000000 |
7489 5000 | x | − | 3707 5000 | x | = | 27761723 50000000 |
1891 2500 | x | = | 27761723 50000000 |
| x | = | 27761723 50000000 | ÷ | 1891 2500 |
| = | 27761723 50000000 | × | 2500 1891 |
| = | 27761723 20000 | × | 1 1891 |
| x | = | 27761723 37820000 |
| x | = | 0.734049 |