Home / 5,486,013.20-8,229,019.80-1,940,157.20

Finding the Fourth Proportional to 5,486,013.20, 8,229,019.80 and 1,940,157.20

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Solution

The fourth proportional to 5,486,013.20, 8,229,019.80 and 1,940,157.20 is: 2,910,235.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486,013.20 : 8,229,019.80 = 1,940,157.20 : x
  2. Step 2: Convert to fraction form
    5,486,013.20/8,229,019.80 = 1,940,157.20/x
  3. Step 3: Cross multiply
    5,486,013.20x = 8,229,019.80 × 1,940,157.20
  4. Step 4: Simplify right side
    5,486,013.20x = 15,965,592,013,912.56
  5. Step 5: Solve for x
    x = 15,965,592,013,912.56/5,486,013.20
  6. Step 6: Final answer
    x = 2,910,235.80

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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.