Home / 12,917,841.56-17,829,124.62-7,414,474.76

Finding the Fourth Proportional to 12,917,841.56, 17,829,124.62 and 7,414,474.76

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Solution

The fourth proportional to 12,917,841.56, 17,829,124.62 and 7,414,474.76 is: 10,233,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,917,841.56 : 17,829,124.62 = 7,414,474.76 : x
  2. Step 2: Convert to fraction form
    12,917,841.56/17,829,124.62 = 7,414,474.76/x
  3. Step 3: Cross multiply
    12,917,841.56x = 17,829,124.62 × 7,414,474.76
  4. Step 4: Simplify right side
    12,917,841.56x = 132,193,594,487,884.59
  5. Step 5: Solve for x
    x = 132,193,594,487,884.59/12,917,841.56
  6. Step 6: Final answer
    x = 10,233,411.97

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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.