Home / 9,168,685.38-13,753,484.88-3,489,349.86

Finding the Fourth Proportional to 9,168,685.38, 13,753,484.88 and 3,489,349.86

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Solution

The fourth proportional to 9,168,685.38, 13,753,484.88 and 3,489,349.86 is: 5,234,198.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168,685.38 : 13,753,484.88 = 3,489,349.86 : x
  2. Step 2: Convert to fraction form
    9,168,685.38/13,753,484.88 = 3,489,349.86/x
  3. Step 3: Cross multiply
    9,168,685.38x = 13,753,484.88 × 3,489,349.86
  4. Step 4: Simplify right side
    9,168,685.38x = 47,990,720,540,540.12
  5. Step 5: Solve for x
    x = 47,990,720,540,540.12/9,168,685.38
  6. Step 6: Final answer
    x = 5,234,198.64

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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.