Finding the Third Proportional to 3,920,866 and 8,493,115.50
Calculator
Solution
The third proportional to 3,920,866 and 8,493,115.50 is: 18,397,214.01
Step by Step Solution
- Step 1: Write the proportion equation
3,920,866 : 8,493,115.50 = 8,493,115.50 : x - Step 2: Convert to fraction form
3,920,866/8,493,115.50 = 8,493,115.50/x - Step 3: Cross multiply
3,920,866x = 8,493,115.50 × 8,493,115.50 - Step 4: Simplify right side
3,920,866x = 72,133,010,896,340.25 - Step 5: Solve for x
x = 72,133,010,896,340.25/3,920,866 - Step 6: Final answer
x = 18,397,214.01
Related Problems
Find third proportional to 1,960,433 and 4,246,557.75
Half scale
Find third proportional to 7,841,732 and 16,986,231
Double scale
Find third proportional to 3,920,868 and 8,493,120
Similar ratio
Find third proportional to 5,881,299 and 12,739,673.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.