Finding the Fourth Proportional to 10,373,948.81, 15,561,670.57 and 3,984,201.17
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Solution
The fourth proportional to 10,373,948.81, 15,561,670.57 and 3,984,201.17 is: 5,976,588.78
Step by Step Solution
- Step 1: Write the proportion equation
10,373,948.81 : 15,561,670.57 = 3,984,201.17 : x - Step 2: Convert to fraction form
10,373,948.81/15,561,670.57 = 3,984,201.17/x - Step 3: Cross multiply
10,373,948.81x = 15,561,670.57 × 3,984,201.17 - Step 4: Simplify right side
10,373,948.81x = 62,000,826,121,092.24 - Step 5: Solve for x
x = 62,000,826,121,092.24/10,373,948.81 - Step 6: Final answer
x = 5,976,588.78
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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.