Finding the Fourth Proportional to 24,861,286.72, 34,306,812.19 and 13,697,292.09
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Solution
The fourth proportional to 24,861,286.72, 34,306,812.19 and 13,697,292.09 is: 18,901,291.50
Step by Step Solution
- Step 1: Write the proportion equation
24,861,286.72 : 34,306,812.19 = 13,697,292.09 : x - Step 2: Convert to fraction form
24,861,286.72/34,306,812.19 = 13,697,292.09/x - Step 3: Cross multiply
24,861,286.72x = 34,306,812.19 × 13,697,292.09 - Step 4: Simplify right side
24,861,286.72x = 469,910,427,243,202.56 - Step 5: Solve for x
x = 469,910,427,243,202.56/24,861,286.72 - Step 6: Final answer
x = 18,901,291.50
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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.