Home / 10,601,640.20-15,904,952.40-3,412,905.50

Finding the Fourth Proportional to 10,601,640.20, 15,904,952.40 and 3,412,905.50

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Solution

The fourth proportional to 10,601,640.20, 15,904,952.40 and 3,412,905.50 is: 5,120,160.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601,640.20 : 15,904,952.40 = 3,412,905.50 : x
  2. Step 2: Convert to fraction form
    10,601,640.20/15,904,952.40 = 3,412,905.50/x
  3. Step 3: Cross multiply
    10,601,640.20x = 15,904,952.40 × 3,412,905.50
  4. Step 4: Simplify right side
    10,601,640.20x = 54,282,099,523,198.20
  5. Step 5: Solve for x
    x = 54,282,099,523,198.20/10,601,640.20
  6. Step 6: Final answer
    x = 5,120,160.51

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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.