Home / 14,342,234.82-19,791,708.17-7,815,725.18

Finding the Fourth Proportional to 14,342,234.82, 19,791,708.17 and 7,815,725.18

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Solution

The fourth proportional to 14,342,234.82, 19,791,708.17 and 7,815,725.18 is: 10,785,386.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,234.82 : 19,791,708.17 = 7,815,725.18 : x
  2. Step 2: Convert to fraction form
    14,342,234.82/19,791,708.17 = 7,815,725.18/x
  3. Step 3: Cross multiply
    14,342,234.82x = 19,791,708.17 × 7,815,725.18
  4. Step 4: Simplify right side
    14,342,234.82x = 154,686,551,761,443.53
  5. Step 5: Solve for x
    x = 154,686,551,761,443.53/14,342,234.82
  6. Step 6: Final answer
    x = 10,785,386.92

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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.