Home / 20,098,494.15-30,150,730.52-9,316,884.86

Finding the Fourth Proportional to 20,098,494.15, 30,150,730.52 and 9,316,884.86

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Solution

The fourth proportional to 20,098,494.15, 30,150,730.52 and 9,316,884.86 is: 13,976,713.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,098,494.15 : 30,150,730.52 = 9,316,884.86 : x
  2. Step 2: Convert to fraction form
    20,098,494.15/30,150,730.52 = 9,316,884.86/x
  3. Step 3: Cross multiply
    20,098,494.15x = 30,150,730.52 × 9,316,884.86
  4. Step 4: Simplify right side
    20,098,494.15x = 280,910,884,699,727.91
  5. Step 5: Solve for x
    x = 280,910,884,699,727.91/20,098,494.15
  6. Step 6: Final answer
    x = 13,976,713.01

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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.