Finding the Fourth Proportional to 7,924,221.90, 10,935,466.56 and 4,487,132.70
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Solution
The fourth proportional to 7,924,221.90, 10,935,466.56 and 4,487,132.70 is: 6,192,265.97
Step by Step Solution
- Step 1: Write the proportion equation
7,924,221.90 : 10,935,466.56 = 4,487,132.70 : x - Step 2: Convert to fraction form
7,924,221.90/10,935,466.56 = 4,487,132.70/x - Step 3: Cross multiply
7,924,221.90x = 10,935,466.56 × 4,487,132.70 - Step 4: Simplify right side
7,924,221.90x = 49,068,889,591,132.52 - Step 5: Solve for x
x = 49,068,889,591,132.52/7,924,221.90 - Step 6: Final answer
x = 6,192,265.97
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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.