Finding the Fourth Proportional to 48,780,136.24, 67,316,920.09 and 26,753,793.28
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Solution
The fourth proportional to 48,780,136.24, 67,316,920.09 and 26,753,793.28 is: 36,920,416.85
Step by Step Solution
- Step 1: Write the proportion equation
48,780,136.24 : 67,316,920.09 = 26,753,793.28 : x - Step 2: Convert to fraction form
48,780,136.24/67,316,920.09 = 26,753,793.28/x - Step 3: Cross multiply
48,780,136.24x = 67,316,920.09 × 26,753,793.28 - Step 4: Simplify right side
48,780,136.24x = 1,800,982,964,098,962.25 - Step 5: Solve for x
x = 1,800,982,964,098,962.25/48,780,136.24 - Step 6: Final answer
x = 36,920,416.85
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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.