| ( | 47547 10000 | + | x | ) | ÷ | ( | 36539 5000 | + | x | ) | = | 31653 50000 |
| 方程两边同时乘以: | ( | 36539 5000 | + | x | ) |
| ( | 47547 10000 | + | x | ) | = | 31653 50000 | ( | 36539 5000 | + | x | ) |
47547 10000 | + | x | = | 31653 50000 | ( | 36539 5000 | + | x | ) |
47547 10000 | + | x | = | 31653 50000 | × | 36539 5000 | + | 31653 50000 | x |
47547 10000 | + | x | = | 1156568967 250000000 | + | 31653 50000 | x |
| x | − | 31653 50000 | x | = | 1156568967 250000000 | − | 47547 10000 |
18347 50000 | x | = | 1156568967 250000000 | − | 47547 10000 |