Finding the Fourth Proportional to 48,861,414.06, 73,292,079.36 and 12,469,801.50
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Solution
The fourth proportional to 48,861,414.06, 73,292,079.36 and 12,469,801.50 is: 18,704,691.60
Step by Step Solution
- Step 1: Write the proportion equation
48,861,414.06 : 73,292,079.36 = 12,469,801.50 : x - Step 2: Convert to fraction form
48,861,414.06/73,292,079.36 = 12,469,801.50/x - Step 3: Cross multiply
48,861,414.06x = 73,292,079.36 × 12,469,801.50 - Step 4: Simplify right side
48,861,414.06x = 913,937,681,141,447 - Step 5: Solve for x
x = 913,937,681,141,447/48,861,414.06 - Step 6: Final answer
x = 18,704,691.60
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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.