Home / 8,675,531.97-12,935,736.30-8,437,177.55

Finding the Fourth Proportional to 8,675,531.97, 12,935,736.30 and 8,437,177.55

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Solution

The fourth proportional to 8,675,531.97, 12,935,736.30 and 8,437,177.55 is: 12,580,335.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675,531.97 : 12,935,736.30 = 8,437,177.55 : x
  2. Step 2: Convert to fraction form
    8,675,531.97/12,935,736.30 = 8,437,177.55/x
  3. Step 3: Cross multiply
    8,675,531.97x = 12,935,736.30 × 8,437,177.55
  4. Step 4: Simplify right side
    8,675,531.97x = 109,141,103,838,401.39
  5. Step 5: Solve for x
    x = 109,141,103,838,401.39/8,675,531.97
  6. Step 6: Final answer
    x = 12,580,335.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.