Home / 8,202,446.85-12,302,194.05-5,164,375.80

Finding the Fourth Proportional to 8,202,446.85, 12,302,194.05 and 5,164,375.80

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Solution

The fourth proportional to 8,202,446.85, 12,302,194.05 and 5,164,375.80 is: 7,745,634.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202,446.85 : 12,302,194.05 = 5,164,375.80 : x
  2. Step 2: Convert to fraction form
    8,202,446.85/12,302,194.05 = 5,164,375.80/x
  3. Step 3: Cross multiply
    8,202,446.85x = 12,302,194.05 × 5,164,375.80
  4. Step 4: Simplify right side
    8,202,446.85x = 63,533,153,238,723.99
  5. Step 5: Solve for x
    x = 63,533,153,238,723.99/8,202,446.85
  6. Step 6: Final answer
    x = 7,745,634.25

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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.