Home / 15,182,443.73-20,951,251.24-8,658,173.03

Finding the Fourth Proportional to 15,182,443.73, 20,951,251.24 and 8,658,173.03

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Solution

The fourth proportional to 15,182,443.73, 20,951,251.24 and 8,658,173.03 is: 11,947,981.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,182,443.73 : 20,951,251.24 = 8,658,173.03 : x
  2. Step 2: Convert to fraction form
    15,182,443.73/20,951,251.24 = 8,658,173.03/x
  3. Step 3: Cross multiply
    15,182,443.73x = 20,951,251.24 × 8,658,173.03
  4. Step 4: Simplify right side
    15,182,443.73x = 181,399,558,430,922.03
  5. Step 5: Solve for x
    x = 181,399,558,430,922.03/15,182,443.73
  6. Step 6: Final answer
    x = 11,947,981.61

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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.