Finding the Fourth Proportional to 5,125,508.22, 7,073,276.90 and 3,472,160.99
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Solution
The fourth proportional to 5,125,508.22, 7,073,276.90 and 3,472,160.99 is: 4,791,633.36
Step by Step Solution
- Step 1: Write the proportion equation
5,125,508.22 : 7,073,276.90 = 3,472,160.99 : x - Step 2: Convert to fraction form
5,125,508.22/7,073,276.90 = 3,472,160.99/x - Step 3: Cross multiply
5,125,508.22x = 7,073,276.90 × 3,472,160.99 - Step 4: Simplify right side
5,125,508.22x = 24,559,556,132,770.28 - Step 5: Solve for x
x = 24,559,556,132,770.28/5,125,508.22 - Step 6: Final answer
x = 4,791,633.36
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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.