Finding the Fourth Proportional to 34,132,872.92, 47,116,173.66 and 22,372,898.96
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Solution
The fourth proportional to 34,132,872.92, 47,116,173.66 and 22,372,898.96 is: 30,882,996.43
Step by Step Solution
- Step 1: Write the proportion equation
34,132,872.92 : 47,116,173.66 = 22,372,898.96 : x - Step 2: Convert to fraction form
34,132,872.92/47,116,173.66 = 22,372,898.96/x - Step 3: Cross multiply
34,132,872.92x = 47,116,173.66 × 22,372,898.96 - Step 4: Simplify right side
34,132,872.92x = 1,054,125,392,676,993.38 - Step 5: Solve for x
x = 1,054,125,392,676,993.38/34,132,872.92 - Step 6: Final answer
x = 30,882,996.43
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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.