Finding the Fourth Proportional to 53,156,748.30, 79,823,596.05 and 29,239,385.10
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Solution
The fourth proportional to 53,156,748.30, 79,823,596.05 and 29,239,385.10 is: 43,907,743.41
Step by Step Solution
- Step 1: Write the proportion equation
53,156,748.30 : 79,823,596.05 = 29,239,385.10 : x - Step 2: Convert to fraction form
53,156,748.30/79,823,596.05 = 29,239,385.10/x - Step 3: Cross multiply
53,156,748.30x = 79,823,596.05 × 29,239,385.10 - Step 4: Simplify right side
53,156,748.30x = 2,333,992,864,972,789 - Step 5: Solve for x
x = 2,333,992,864,972,789/53,156,748.30 - Step 6: Final answer
x = 43,907,743.41
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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.