Home / 24,143,781.60-36,215,672.40-7,972,228.80

Finding the Fourth Proportional to 24,143,781.60, 36,215,672.40 and 7,972,228.80

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Solution

The fourth proportional to 24,143,781.60, 36,215,672.40 and 7,972,228.80 is: 11,958,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,143,781.60 : 36,215,672.40 = 7,972,228.80 : x
  2. Step 2: Convert to fraction form
    24,143,781.60/36,215,672.40 = 7,972,228.80/x
  3. Step 3: Cross multiply
    24,143,781.60x = 36,215,672.40 × 7,972,228.80
  4. Step 4: Simplify right side
    24,143,781.60x = 288,719,626,518,645.12
  5. Step 5: Solve for x
    x = 288,719,626,518,645.12/24,143,781.60
  6. Step 6: Final answer
    x = 11,958,343.20

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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.