Home / 6,120,997.80-9,170,999.10-2,919,229.80

Finding the Fourth Proportional to 6,120,997.80, 9,170,999.10 and 2,919,229.80

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Solution

The fourth proportional to 6,120,997.80, 9,170,999.10 and 2,919,229.80 is: 4,373,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,997.80 : 9,170,999.10 = 2,919,229.80 : x
  2. Step 2: Convert to fraction form
    6,120,997.80/9,170,999.10 = 2,919,229.80/x
  3. Step 3: Cross multiply
    6,120,997.80x = 9,170,999.10 × 2,919,229.80
  4. Step 4: Simplify right side
    6,120,997.80x = 26,772,253,868,493.18
  5. Step 5: Solve for x
    x = 26,772,253,868,493.18/6,120,997.80
  6. Step 6: Final answer
    x = 4,373,838.18

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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.