Home / 10,109,589-15,164,385.58-3,378,003.72

Finding the Fourth Proportional to 10,109,589, 15,164,385.58 and 3,378,003.72

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Solution

The fourth proportional to 10,109,589, 15,164,385.58 and 3,378,003.72 is: 5,067,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,589 : 15,164,385.58 = 3,378,003.72 : x
  2. Step 2: Convert to fraction form
    10,109,589/15,164,385.58 = 3,378,003.72/x
  3. Step 3: Cross multiply
    10,109,589x = 15,164,385.58 × 3,378,003.72
  4. Step 4: Simplify right side
    10,109,589x = 51,225,350,900,754.36
  5. Step 5: Solve for x
    x = 51,225,350,900,754.36/10,109,589
  6. Step 6: Final answer
    x = 5,067,006.28

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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.