Home / 36,900,520.11-55,350,987.17-12,308,379.12

Finding the Fourth Proportional to 36,900,520.11, 55,350,987.17 and 12,308,379.12

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Solution

The fourth proportional to 36,900,520.11, 55,350,987.17 and 12,308,379.12 is: 18,462,637.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,900,520.11 : 55,350,987.17 = 12,308,379.12 : x
  2. Step 2: Convert to fraction form
    36,900,520.11/55,350,987.17 = 12,308,379.12/x
  3. Step 3: Cross multiply
    36,900,520.11x = 55,350,987.17 × 12,308,379.12
  4. Step 4: Simplify right side
    36,900,520.11x = 681,280,934,693,074
  5. Step 5: Solve for x
    x = 681,280,934,693,074/36,900,520.11
  6. Step 6: Final answer
    x = 18,462,637.73

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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.