Finding the Fourth Proportional to 52,861,432.31, 79,369,985.24 and 29,563,820.53
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Solution
The fourth proportional to 52,861,432.31, 79,369,985.24 and 29,563,820.53 is: 44,389,262.58
Step by Step Solution
- Step 1: Write the proportion equation
52,861,432.31 : 79,369,985.24 = 29,563,820.53 : x - Step 2: Convert to fraction form
52,861,432.31/79,369,985.24 = 29,563,820.53/x - Step 3: Cross multiply
52,861,432.31x = 79,369,985.24 × 29,563,820.53 - Step 4: Simplify right side
52,861,432.31x = 2,346,479,999,104,109 - Step 5: Solve for x
x = 2,346,479,999,104,109/52,861,432.31 - Step 6: Final answer
x = 44,389,262.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.