Home / 39,073,067.20-58,609,600.80-19,962,769.60

Finding the Fourth Proportional to 39,073,067.20, 58,609,600.80 and 19,962,769.60

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Solution

The fourth proportional to 39,073,067.20, 58,609,600.80 and 19,962,769.60 is: 29,944,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,073,067.20 : 58,609,600.80 = 19,962,769.60 : x
  2. Step 2: Convert to fraction form
    39,073,067.20/58,609,600.80 = 19,962,769.60/x
  3. Step 3: Cross multiply
    39,073,067.20x = 58,609,600.80 × 19,962,769.60
  4. Step 4: Simplify right side
    39,073,067.20x = 1,170,009,957,118,375.75
  5. Step 5: Solve for x
    x = 1,170,009,957,118,375.75/39,073,067.20
  6. Step 6: Final answer
    x = 29,944,154.40

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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.