Finding the Fourth Proportional to 7,523,531.68, 10,385,650.80 and 5,079,452.24
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Solution
The fourth proportional to 7,523,531.68, 10,385,650.80 and 5,079,452.24 is: 7,011,789.07
Step by Step Solution
- Step 1: Write the proportion equation
7,523,531.68 : 10,385,650.80 = 5,079,452.24 : x - Step 2: Convert to fraction form
7,523,531.68/10,385,650.80 = 5,079,452.24/x - Step 3: Cross multiply
7,523,531.68x = 10,385,650.80 × 5,079,452.24 - Step 4: Simplify right side
7,523,531.68x = 52,753,417,219,917.80 - Step 5: Solve for x
x = 52,753,417,219,917.80/7,523,531.68 - Step 6: Final answer
x = 7,011,789.07
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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.