Home / 8,149,166.40-12,223,749.60-2,469,673.20

Finding the Fourth Proportional to 8,149,166.40, 12,223,749.60 and 2,469,673.20

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Solution

The fourth proportional to 8,149,166.40, 12,223,749.60 and 2,469,673.20 is: 3,704,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,166.40 : 12,223,749.60 = 2,469,673.20 : x
  2. Step 2: Convert to fraction form
    8,149,166.40/12,223,749.60 = 2,469,673.20/x
  3. Step 3: Cross multiply
    8,149,166.40x = 12,223,749.60 × 2,469,673.20
  4. Step 4: Simplify right side
    8,149,166.40x = 30,188,666,790,630.72
  5. Step 5: Solve for x
    x = 30,188,666,790,630.72/8,149,166.40
  6. Step 6: Final answer
    x = 3,704,509.80

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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.