Finding the Fourth Proportional to 24,861,284.48, 34,306,809.08 and 13,697,289.85
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Solution
The fourth proportional to 24,861,284.48, 34,306,809.08 and 13,697,289.85 is: 18,901,288.39
Step by Step Solution
- Step 1: Write the proportion equation
24,861,284.48 : 34,306,809.08 = 13,697,289.85 : x - Step 2: Convert to fraction form
24,861,284.48/34,306,809.08 = 13,697,289.85/x - Step 3: Cross multiply
24,861,284.48x = 34,306,809.08 × 13,697,289.85 - Step 4: Simplify right side
24,861,284.48x = 469,910,307,797,371.81 - Step 5: Solve for x
x = 469,910,307,797,371.81/24,861,284.48 - Step 6: Final answer
x = 18,901,288.39
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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.