Finding the Fourth Proportional to 10,434,250.31, 15,651,475.61 and 3,955,583.13
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Solution
The fourth proportional to 10,434,250.31, 15,651,475.61 and 3,955,583.13 is: 5,933,412.66
Step by Step Solution
- Step 1: Write the proportion equation
10,434,250.31 : 15,651,475.61 = 3,955,583.13 : x - Step 2: Convert to fraction form
10,434,250.31/15,651,475.61 = 3,955,583.13/x - Step 3: Cross multiply
10,434,250.31x = 15,651,475.61 × 3,955,583.13 - Step 4: Simplify right side
10,434,250.31x = 61,910,712,862,744.55 - Step 5: Solve for x
x = 61,910,712,862,744.55/10,434,250.31 - Step 6: Final answer
x = 5,933,412.66
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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.