Home / 9,072,419.40-13,608,629.10-8,379,577.80

Finding the Fourth Proportional to 9,072,419.40, 13,608,629.10 and 8,379,577.80

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Solution

The fourth proportional to 9,072,419.40, 13,608,629.10 and 8,379,577.80 is: 12,569,366.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,419.40 : 13,608,629.10 = 8,379,577.80 : x
  2. Step 2: Convert to fraction form
    9,072,419.40/13,608,629.10 = 8,379,577.80/x
  3. Step 3: Cross multiply
    9,072,419.40x = 13,608,629.10 × 8,379,577.80
  4. Step 4: Simplify right side
    9,072,419.40x = 114,034,566,294,793.97
  5. Step 5: Solve for x
    x = 114,034,566,294,793.97/9,072,419.40
  6. Step 6: Final answer
    x = 12,569,366.70

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Similar ratio
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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.