Finding the Fourth Proportional to 24,438,059.40, 36,680,708.70 and 12,321,204.60
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Solution
The fourth proportional to 24,438,059.40, 36,680,708.70 and 12,321,204.60 is: 18,493,715.45
Step by Step Solution
- Step 1: Write the proportion equation
24,438,059.40 : 36,680,708.70 = 12,321,204.60 : x - Step 2: Convert to fraction form
24,438,059.40/36,680,708.70 = 12,321,204.60/x - Step 3: Cross multiply
24,438,059.40x = 36,680,708.70 × 12,321,204.60 - Step 4: Simplify right side
24,438,059.40x = 451,950,516,765,700.06 - Step 5: Solve for x
x = 451,950,516,765,700.06/24,438,059.40 - Step 6: Final answer
x = 18,493,715.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.