Home / 57,919,263.88-86,836,772.85-27,198,012.88

Finding the Fourth Proportional to 57,919,263.88, 86,836,772.85 and 27,198,012.88

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Solution

The fourth proportional to 57,919,263.88, 86,836,772.85 and 27,198,012.88 is: 40,777,239.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,919,263.88 : 86,836,772.85 = 27,198,012.88 : x
  2. Step 2: Convert to fraction form
    57,919,263.88/86,836,772.85 = 27,198,012.88/x
  3. Step 3: Cross multiply
    57,919,263.88x = 86,836,772.85 × 27,198,012.88
  4. Step 4: Simplify right side
    57,919,263.88x = 2,361,787,666,431,934
  5. Step 5: Solve for x
    x = 2,361,787,666,431,934/57,919,263.88
  6. Step 6: Final answer
    x = 40,777,239.01

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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.