Home / 49,821,818.40-74,744,537.40-25,564,489.20

Finding the Fourth Proportional to 49,821,818.40, 74,744,537.40 and 25,564,489.20

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Solution

The fourth proportional to 49,821,818.40, 74,744,537.40 and 25,564,489.20 is: 38,352,793.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,821,818.40 : 74,744,537.40 = 25,564,489.20 : x
  2. Step 2: Convert to fraction form
    49,821,818.40/74,744,537.40 = 25,564,489.20/x
  3. Step 3: Cross multiply
    49,821,818.40x = 74,744,537.40 × 25,564,489.20
  4. Step 4: Simplify right side
    49,821,818.40x = 1,910,805,919,121,296.25
  5. Step 5: Solve for x
    x = 1,910,805,919,121,296.25/49,821,818.40
  6. Step 6: Final answer
    x = 38,352,793.63

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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.