Home / 8,138,747.31-11,231,426.97-4,467,726.36

Finding the Fourth Proportional to 8,138,747.31, 11,231,426.97 and 4,467,726.36

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Solution

The fourth proportional to 8,138,747.31, 11,231,426.97 and 4,467,726.36 is: 6,165,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,138,747.31 : 11,231,426.97 = 4,467,726.36 : x
  2. Step 2: Convert to fraction form
    8,138,747.31/11,231,426.97 = 4,467,726.36/x
  3. Step 3: Cross multiply
    8,138,747.31x = 11,231,426.97 × 4,467,726.36
  4. Step 4: Simplify right side
    8,138,747.31x = 50,178,942,334,283.94
  5. Step 5: Solve for x
    x = 50,178,942,334,283.94/8,138,747.31
  6. Step 6: Final answer
    x = 6,165,438.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.