Finding the Third Proportional to 5,239,690 and 7,948,169
Calculator
Solution
The third proportional to 5,239,690 and 7,948,169 is: 12,056,703.82
Step by Step Solution
- Step 1: Write the proportion equation
5,239,690 : 7,948,169 = 7,948,169 : x - Step 2: Convert to fraction form
5,239,690/7,948,169 = 7,948,169/x - Step 3: Cross multiply
5,239,690x = 7,948,169 × 7,948,169 - Step 4: Simplify right side
5,239,690x = 63,173,390,452,561 - Step 5: Solve for x
x = 63,173,390,452,561/5,239,690 - Step 6: Final answer
x = 12,056,703.82
Related Problems
Find third proportional to 2,619,845 and 3,974,084.50
Half scale
Find third proportional to 10,479,380 and 15,896,338
Double scale
Find third proportional to 5,239,692 and 7,948,172
Similar ratio
Find third proportional to 7,859,535 and 11,922,253.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.