| ( | 5411 10 | − | y | ) | ÷ | y | = | 36 500 |
| 方程两边同时乘以: | y |
| ( | 5411 10 | − | y | ) | = | 36 500 | y |
5411 10 | − | y | = | 36 500 | y |
| - | y | − | 36 500 | y | = | - | 5411 10 |
| - | 134 125 | y | = | - | 5411 10 |
5411 10 | = | 134 125 | y |
134 125 | y | = | 5411 10 |
| y | = | 5411 10 | ÷ | 134 125 |
| = | 5411 10 | × | 125 134 |
| = | 5411 2 | × | 25 134 |
| y | = | 135275 268 |
| y | = | 504.757463 |