Home / 57,919,261.39-86,836,769.09-27,198,010.38

Finding the Fourth Proportional to 57,919,261.39, 86,836,769.09 and 27,198,010.38

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Solution

The fourth proportional to 57,919,261.39, 86,836,769.09 and 27,198,010.38 is: 40,777,235.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,919,261.39 : 86,836,769.09 = 27,198,010.38 : x
  2. Step 2: Convert to fraction form
    57,919,261.39/86,836,769.09 = 27,198,010.38/x
  3. Step 3: Cross multiply
    57,919,261.39x = 86,836,769.09 × 27,198,010.38
  4. Step 4: Simplify right side
    57,919,261.39x = 2,361,787,347,520,112
  5. Step 5: Solve for x
    x = 2,361,787,347,520,112/57,919,261.39
  6. Step 6: Final answer
    x = 40,777,235.26

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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.