Home / 8,667,305.10-13,000,957.65-4,188,329.10

Finding the Fourth Proportional to 8,667,305.10, 13,000,957.65 and 4,188,329.10

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Solution

The fourth proportional to 8,667,305.10, 13,000,957.65 and 4,188,329.10 is: 6,282,493.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667,305.10 : 13,000,957.65 = 4,188,329.10 : x
  2. Step 2: Convert to fraction form
    8,667,305.10/13,000,957.65 = 4,188,329.10/x
  3. Step 3: Cross multiply
    8,667,305.10x = 13,000,957.65 × 4,188,329.10
  4. Step 4: Simplify right side
    8,667,305.10x = 54,452,289,253,362.62
  5. Step 5: Solve for x
    x = 54,452,289,253,362.62/8,667,305.10
  6. Step 6: Final answer
    x = 6,282,493.65

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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.