Home / 49,775,781.80-74,663,672.70-15,707,570.60

Finding the Fourth Proportional to 49,775,781.80, 74,663,672.70 and 15,707,570.60

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Solution

The fourth proportional to 49,775,781.80, 74,663,672.70 and 15,707,570.60 is: 23,561,355.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,775,781.80 : 74,663,672.70 = 15,707,570.60 : x
  2. Step 2: Convert to fraction form
    49,775,781.80/74,663,672.70 = 15,707,570.60/x
  3. Step 3: Cross multiply
    49,775,781.80x = 74,663,672.70 × 15,707,570.60
  4. Step 4: Simplify right side
    49,775,781.80x = 1,172,784,910,190,542.75
  5. Step 5: Solve for x
    x = 1,172,784,910,190,542.75/49,775,781.80
  6. Step 6: Final answer
    x = 23,561,355.90

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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.