Home / 68,654,376.31-94,652,885.49-49,542,903.24

Finding the Fourth Proportional to 68,654,376.31, 94,652,885.49 and 49,542,903.24

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Solution

The fourth proportional to 68,654,376.31, 94,652,885.49 and 49,542,903.24 is: 68,304,148.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,654,376.31 : 94,652,885.49 = 49,542,903.24 : x
  2. Step 2: Convert to fraction form
    68,654,376.31/94,652,885.49 = 49,542,903.24/x
  3. Step 3: Cross multiply
    68,654,376.31x = 94,652,885.49 × 49,542,903.24
  4. Step 4: Simplify right side
    68,654,376.31x = 4,689,378,747,217,870
  5. Step 5: Solve for x
    x = 4,689,378,747,217,870/68,654,376.31
  6. Step 6: Final answer
    x = 68,304,148.97

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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.