Home / 6,591,377.60-9,876,007.20-3,218,321.60

Finding the Fourth Proportional to 6,591,377.60, 9,876,007.20 and 3,218,321.60

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Solution

The fourth proportional to 6,591,377.60, 9,876,007.20 and 3,218,321.60 is: 4,822,082.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,591,377.60 : 9,876,007.20 = 3,218,321.60 : x
  2. Step 2: Convert to fraction form
    6,591,377.60/9,876,007.20 = 3,218,321.60/x
  3. Step 3: Cross multiply
    6,591,377.60x = 9,876,007.20 × 3,218,321.60
  4. Step 4: Simplify right side
    6,591,377.60x = 31,784,167,293,515.52
  5. Step 5: Solve for x
    x = 31,784,167,293,515.52/6,591,377.60
  6. Step 6: Final answer
    x = 4,822,082.61

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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.