Home / 12,951,493.44-17,879,108.64-7,517,939.52

Finding the Fourth Proportional to 12,951,493.44, 17,879,108.64 and 7,517,939.52

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Solution

The fourth proportional to 12,951,493.44, 17,879,108.64 and 7,517,939.52 is: 10,378,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,951,493.44 : 17,879,108.64 = 7,517,939.52 : x
  2. Step 2: Convert to fraction form
    12,951,493.44/17,879,108.64 = 7,517,939.52/x
  3. Step 3: Cross multiply
    12,951,493.44x = 17,879,108.64 × 7,517,939.52
  4. Step 4: Simplify right side
    12,951,493.44x = 134,414,057,427,029.45
  5. Step 5: Solve for x
    x = 134,414,057,427,029.45/12,951,493.44
  6. Step 6: Final answer
    x = 10,378,267.04

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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.