Home / 41,304,918.80-61,957,378.20-19,781,558.30

Finding the Fourth Proportional to 41,304,918.80, 61,957,378.20 and 19,781,558.30

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Solution

The fourth proportional to 41,304,918.80, 61,957,378.20 and 19,781,558.30 is: 29,672,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,304,918.80 : 61,957,378.20 = 19,781,558.30 : x
  2. Step 2: Convert to fraction form
    41,304,918.80/61,957,378.20 = 19,781,558.30/x
  3. Step 3: Cross multiply
    41,304,918.80x = 61,957,378.20 × 19,781,558.30
  4. Step 4: Simplify right side
    41,304,918.80x = 1,225,613,488,978,449.25
  5. Step 5: Solve for x
    x = 1,225,613,488,978,449.25/41,304,918.80
  6. Step 6: Final answer
    x = 29,672,337.45

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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.