Finding the Fourth Proportional to 71,659,299.63, 107,487,869.27 and 32,239,714.88
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Solution
The fourth proportional to 71,659,299.63, 107,487,869.27 and 32,239,714.88 is: 48,359,086.35
Step by Step Solution
- Step 1: Write the proportion equation
71,659,299.63 : 107,487,869.27 = 32,239,714.88 : x - Step 2: Convert to fraction form
71,659,299.63/107,487,869.27 = 32,239,714.88/x - Step 3: Cross multiply
71,659,299.63x = 107,487,869.27 × 32,239,714.88 - Step 4: Simplify right side
71,659,299.63x = 3,465,378,258,431,035 - Step 5: Solve for x
x = 3,465,378,258,431,035/71,659,299.63 - Step 6: Final answer
x = 48,359,086.35
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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.