Finding the Fourth Proportional to 39,859,690.12, 59,789,535.94 and 9,567,553.12
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Solution
The fourth proportional to 39,859,690.12, 59,789,535.94 and 9,567,553.12 is: 14,351,329.86
Step by Step Solution
- Step 1: Write the proportion equation
39,859,690.12 : 59,789,535.94 = 9,567,553.12 : x - Step 2: Convert to fraction form
39,859,690.12/59,789,535.94 = 9,567,553.12/x - Step 3: Cross multiply
39,859,690.12x = 59,789,535.94 × 9,567,553.12 - Step 4: Simplify right side
39,859,690.12x = 572,039,561,126,099 - Step 5: Solve for x
x = 572,039,561,126,099/39,859,690.12 - Step 6: Final answer
x = 14,351,329.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.