Home / 49,942,865.30-74,919,287.55-13,551,833.30

Finding the Fourth Proportional to 49,942,865.30, 74,919,287.55 and 13,551,833.30

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Solution

The fourth proportional to 49,942,865.30, 74,919,287.55 and 13,551,833.30 is: 20,329,103.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,942,865.30 : 74,919,287.55 = 13,551,833.30 : x
  2. Step 2: Convert to fraction form
    49,942,865.30/74,919,287.55 = 13,551,833.30/x
  3. Step 3: Cross multiply
    49,942,865.30x = 74,919,287.55 × 13,551,833.30
  4. Step 4: Simplify right side
    49,942,865.30x = 1,015,293,695,832,365.38
  5. Step 5: Solve for x
    x = 1,015,293,695,832,365.38/49,942,865.30
  6. Step 6: Final answer
    x = 20,329,103.86

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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.