Home / 8,765,107.20-13,147,660.80-5,741,798.40

Finding the Fourth Proportional to 8,765,107.20, 13,147,660.80 and 5,741,798.40

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Solution

The fourth proportional to 8,765,107.20, 13,147,660.80 and 5,741,798.40 is: 8,612,697.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,765,107.20 : 13,147,660.80 = 5,741,798.40 : x
  2. Step 2: Convert to fraction form
    8,765,107.20/13,147,660.80 = 5,741,798.40/x
  3. Step 3: Cross multiply
    8,765,107.20x = 13,147,660.80 × 5,741,798.40
  4. Step 4: Simplify right side
    8,765,107.20x = 75,491,217,745,182.73
  5. Step 5: Solve for x
    x = 75,491,217,745,182.73/8,765,107.20
  6. Step 6: Final answer
    x = 8,612,697.60

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Double scale
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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.