Home / 6,309,408.80-9,451,671.60-3,777,543.20

Finding the Fourth Proportional to 6,309,408.80, 9,451,671.60 and 3,777,543.20

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Solution

The fourth proportional to 6,309,408.80, 9,451,671.60 and 3,777,543.20 is: 5,658,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309,408.80 : 9,451,671.60 = 3,777,543.20 : x
  2. Step 2: Convert to fraction form
    6,309,408.80/9,451,671.60 = 3,777,543.20/x
  3. Step 3: Cross multiply
    6,309,408.80x = 9,451,671.60 × 3,777,543.20
  4. Step 4: Simplify right side
    6,309,408.80x = 35,704,097,781,213.12
  5. Step 5: Solve for x
    x = 35,704,097,781,213.12/6,309,408.80
  6. Step 6: Final answer
    x = 5,658,865.82

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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.