10 100 | = | x | ÷ | 5000 | × | ( | 1 | + | 10 100 | ) |
| 方程右边 = | x | × | 1 5000 | × | 1 | + | x | × | 1 5000 | × | 10 100 |
| = | x | × | 1 5000 | + | x | × | 1 50000 |
| = | 11 50000 | x |
10 100 | = | 11 50000 | x |
| - | 11 50000 | x | = | - | 10 100 |
10 100 | = | 11 50000 | x |
11 50000 | x | = | 10 100 |
| x | = | 10 100 | ÷ | 11 50000 |
| = | 10 100 | × | 50000 11 |
| = | 10 | × | 500 11 |
| x | = | 5000 11 |
| x | = | 454.545455 |