Home / 8,857,079.60-13,285,619.40-4,378,103.60

Finding the Fourth Proportional to 8,857,079.60, 13,285,619.40 and 4,378,103.60

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Solution

The fourth proportional to 8,857,079.60, 13,285,619.40 and 4,378,103.60 is: 6,567,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,079.60 : 13,285,619.40 = 4,378,103.60 : x
  2. Step 2: Convert to fraction form
    8,857,079.60/13,285,619.40 = 4,378,103.60/x
  3. Step 3: Cross multiply
    8,857,079.60x = 13,285,619.40 × 4,378,103.60
  4. Step 4: Simplify right side
    8,857,079.60x = 58,165,818,123,369.84
  5. Step 5: Solve for x
    x = 58,165,818,123,369.84/8,857,079.60
  6. Step 6: Final answer
    x = 6,567,155.40

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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.