Finding the Fourth Proportional to 52,861,431.31, 79,369,983.74 and 29,563,819.53
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Solution
The fourth proportional to 52,861,431.31, 79,369,983.74 and 29,563,819.53 is: 44,389,261.07
Step by Step Solution
- Step 1: Write the proportion equation
52,861,431.31 : 79,369,983.74 = 29,563,819.53 : x - Step 2: Convert to fraction form
52,861,431.31/79,369,983.74 = 29,563,819.53/x - Step 3: Cross multiply
52,861,431.31x = 79,369,983.74 × 29,563,819.53 - Step 4: Simplify right side
52,861,431.31x = 2,346,479,875,164,667 - Step 5: Solve for x
x = 2,346,479,875,164,667/52,861,431.31 - Step 6: Final answer
x = 44,389,261.07
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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.