Finding the Fourth Proportional to 39,887,172.23, 55,034,924.92 and 24,205,841.55
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Solution
The fourth proportional to 39,887,172.23, 55,034,924.92 and 24,205,841.55 is: 33,398,373.41
Step by Step Solution
- Step 1: Write the proportion equation
39,887,172.23 : 55,034,924.92 = 24,205,841.55 : x - Step 2: Convert to fraction form
39,887,172.23/55,034,924.92 = 24,205,841.55/x - Step 3: Cross multiply
39,887,172.23x = 55,034,924.92 × 24,205,841.55 - Step 4: Simplify right side
39,887,172.23x = 1,332,166,672,269,151.75 - Step 5: Solve for x
x = 1,332,166,672,269,151.75/39,887,172.23 - Step 6: Final answer
x = 33,398,373.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.