Finding the Fourth Proportional to 47,757,599.20, 65,905,708.80 and 27,132,176.80
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Solution
The fourth proportional to 47,757,599.20, 65,905,708.80 and 27,132,176.80 is: 37,442,530.05
Step by Step Solution
- Step 1: Write the proportion equation
47,757,599.20 : 65,905,708.80 = 27,132,176.80 : x - Step 2: Convert to fraction form
47,757,599.20/65,905,708.80 = 27,132,176.80/x - Step 3: Cross multiply
47,757,599.20x = 65,905,708.80 × 27,132,176.80 - Step 4: Simplify right side
47,757,599.20x = 1,788,165,343,290,915.75 - Step 5: Solve for x
x = 1,788,165,343,290,915.75/47,757,599.20 - Step 6: Final answer
x = 37,442,530.05
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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.