Home / 6,439,049.20-9,659,740.20-3,236,114.80

Finding the Fourth Proportional to 6,439,049.20, 9,659,740.20 and 3,236,114.80

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Solution

The fourth proportional to 6,439,049.20, 9,659,740.20 and 3,236,114.80 is: 4,854,758.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,049.20 : 9,659,740.20 = 3,236,114.80 : x
  2. Step 2: Convert to fraction form
    6,439,049.20/9,659,740.20 = 3,236,114.80/x
  3. Step 3: Cross multiply
    6,439,049.20x = 9,659,740.20 × 3,236,114.80
  4. Step 4: Simplify right side
    6,439,049.20x = 31,260,028,225,374.96
  5. Step 5: Solve for x
    x = 31,260,028,225,374.96/6,439,049.20
  6. Step 6: Final answer
    x = 4,854,758.41

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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.