Home / 8,304,711.20-12,457,066.80-8,192,736.80

Finding the Fourth Proportional to 8,304,711.20, 12,457,066.80 and 8,192,736.80

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Solution

The fourth proportional to 8,304,711.20, 12,457,066.80 and 8,192,736.80 is: 12,289,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,711.20 : 12,457,066.80 = 8,192,736.80 : x
  2. Step 2: Convert to fraction form
    8,304,711.20/12,457,066.80 = 8,192,736.80/x
  3. Step 3: Cross multiply
    8,304,711.20x = 12,457,066.80 × 8,192,736.80
  4. Step 4: Simplify right side
    8,304,711.20x = 102,057,469,592,418.25
  5. Step 5: Solve for x
    x = 102,057,469,592,418.25/8,304,711.20
  6. Step 6: Final answer
    x = 12,289,105.20

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1.5x scale

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.