Home / 12,482,002.60-18,723,003.90-11,642,194.60

Finding the Fourth Proportional to 12,482,002.60, 18,723,003.90 and 11,642,194.60

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Solution

The fourth proportional to 12,482,002.60, 18,723,003.90 and 11,642,194.60 is: 17,463,291.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,002.60 : 18,723,003.90 = 11,642,194.60 : x
  2. Step 2: Convert to fraction form
    12,482,002.60/18,723,003.90 = 11,642,194.60/x
  3. Step 3: Cross multiply
    12,482,002.60x = 18,723,003.90 × 11,642,194.60
  4. Step 4: Simplify right side
    12,482,002.60x = 217,976,854,900,358.91
  5. Step 5: Solve for x
    x = 217,976,854,900,358.91/12,482,002.60
  6. Step 6: Final answer
    x = 17,463,291.90

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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.