Home / 12,466,246.20-18,699,369.30-4,380,469.80

Finding the Fourth Proportional to 12,466,246.20, 18,699,369.30 and 4,380,469.80

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Solution

The fourth proportional to 12,466,246.20, 18,699,369.30 and 4,380,469.80 is: 6,570,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466,246.20 : 18,699,369.30 = 4,380,469.80 : x
  2. Step 2: Convert to fraction form
    12,466,246.20/18,699,369.30 = 4,380,469.80/x
  3. Step 3: Cross multiply
    12,466,246.20x = 18,699,369.30 × 4,380,469.80
  4. Step 4: Simplify right side
    12,466,246.20x = 81,912,022,497,697.14
  5. Step 5: Solve for x
    x = 81,912,022,497,697.14/12,466,246.20
  6. Step 6: Final answer
    x = 6,570,704.70

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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.