Home / 49,007,859.20-73,511,788.80-20,244,435.20

Finding the Fourth Proportional to 49,007,859.20, 73,511,788.80 and 20,244,435.20

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Solution

The fourth proportional to 49,007,859.20, 73,511,788.80 and 20,244,435.20 is: 30,366,652.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,007,859.20 : 73,511,788.80 = 20,244,435.20 : x
  2. Step 2: Convert to fraction form
    49,007,859.20/73,511,788.80 = 20,244,435.20/x
  3. Step 3: Cross multiply
    49,007,859.20x = 73,511,788.80 × 20,244,435.20
  4. Step 4: Simplify right side
    49,007,859.20x = 1,488,204,644,797,685.75
  5. Step 5: Solve for x
    x = 1,488,204,644,797,685.75/49,007,859.20
  6. Step 6: Final answer
    x = 30,366,652.80

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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.