Finding the Fourth Proportional to 47,967,514.74, 71,935,160.75 and 15,611,807.92
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Solution
The fourth proportional to 47,967,514.74, 71,935,160.75 and 15,611,807.92 is: 23,412,468.18
Step by Step Solution
- Step 1: Write the proportion equation
47,967,514.74 : 71,935,160.75 = 15,611,807.92 : x - Step 2: Convert to fraction form
47,967,514.74/71,935,160.75 = 15,611,807.92/x - Step 3: Cross multiply
47,967,514.74x = 71,935,160.75 × 15,611,807.92 - Step 4: Simplify right side
47,967,514.74x = 1,123,037,912,346,712.25 - Step 5: Solve for x
x = 1,123,037,912,346,712.25/47,967,514.74 - Step 6: Final answer
x = 23,412,468.18
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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.