Home / 8,815,727.60-13,223,591.40-8,177,998.40

Finding the Fourth Proportional to 8,815,727.60, 13,223,591.40 and 8,177,998.40

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Solution

The fourth proportional to 8,815,727.60, 13,223,591.40 and 8,177,998.40 is: 12,266,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,727.60 : 13,223,591.40 = 8,177,998.40 : x
  2. Step 2: Convert to fraction form
    8,815,727.60/13,223,591.40 = 8,177,998.40/x
  3. Step 3: Cross multiply
    8,815,727.60x = 13,223,591.40 × 8,177,998.40
  4. Step 4: Simplify right side
    8,815,727.60x = 108,142,509,311,453.77
  5. Step 5: Solve for x
    x = 108,142,509,311,453.77/8,815,727.60
  6. Step 6: Final answer
    x = 12,266,997.60

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Double scale
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Similar ratio
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1.5x scale

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.