Home / 8,667,318.60-13,000,977.90-4,188,342.60

Finding the Fourth Proportional to 8,667,318.60, 13,000,977.90 and 4,188,342.60

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Solution

The fourth proportional to 8,667,318.60, 13,000,977.90 and 4,188,342.60 is: 6,282,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667,318.60 : 13,000,977.90 = 4,188,342.60 : x
  2. Step 2: Convert to fraction form
    8,667,318.60/13,000,977.90 = 4,188,342.60/x
  3. Step 3: Cross multiply
    8,667,318.60x = 13,000,977.90 × 4,188,342.60
  4. Step 4: Simplify right side
    8,667,318.60x = 54,452,549,580,228.54
  5. Step 5: Solve for x
    x = 54,452,549,580,228.54/8,667,318.60
  6. Step 6: Final answer
    x = 6,282,513.90

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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.