Home / 8,308,150.80-12,440,469.60-6,680,266.80

Finding the Fourth Proportional to 8,308,150.80, 12,440,469.60 and 6,680,266.80

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Solution

The fourth proportional to 8,308,150.80, 12,440,469.60 and 6,680,266.80 is: 10,002,906.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,150.80 : 12,440,469.60 = 6,680,266.80 : x
  2. Step 2: Convert to fraction form
    8,308,150.80/12,440,469.60 = 6,680,266.80/x
  3. Step 3: Cross multiply
    8,308,150.80x = 12,440,469.60 × 6,680,266.80
  4. Step 4: Simplify right side
    8,308,150.80x = 83,105,656,045,289.28
  5. Step 5: Solve for x
    x = 83,105,656,045,289.28/8,308,150.80
  6. Step 6: Final answer
    x = 10,002,906.55

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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.