Home / 25,424,758.80-38,123,141.40-8,376,656.40

Finding the Fourth Proportional to 25,424,758.80, 38,123,141.40 and 8,376,656.40

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Solution

The fourth proportional to 25,424,758.80, 38,123,141.40 and 8,376,656.40 is: 12,560,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,424,758.80 : 38,123,141.40 = 8,376,656.40 : x
  2. Step 2: Convert to fraction form
    25,424,758.80/38,123,141.40 = 8,376,656.40/x
  3. Step 3: Cross multiply
    25,424,758.80x = 38,123,141.40 × 8,376,656.40
  4. Step 4: Simplify right side
    25,424,758.80x = 319,344,456,396,414.94
  5. Step 5: Solve for x
    x = 319,344,456,396,414.94/25,424,758.80
  6. Step 6: Final answer
    x = 12,560,373.10

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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.