Home / 11,304,819.90-16,957,229.85-7,000,147.80

Finding the Fourth Proportional to 11,304,819.90, 16,957,229.85 and 7,000,147.80

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Solution

The fourth proportional to 11,304,819.90, 16,957,229.85 and 7,000,147.80 is: 10,500,221.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,304,819.90 : 16,957,229.85 = 7,000,147.80 : x
  2. Step 2: Convert to fraction form
    11,304,819.90/16,957,229.85 = 7,000,147.80/x
  3. Step 3: Cross multiply
    11,304,819.90x = 16,957,229.85 × 7,000,147.80
  4. Step 4: Simplify right side
    11,304,819.90x = 118,703,115,228,571.84
  5. Step 5: Solve for x
    x = 118,703,115,228,571.84/11,304,819.90
  6. Step 6: Final answer
    x = 10,500,221.70

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Double scale
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Similar ratio
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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.