Home / 9,170,230.80-13,755,346.20-7,910,518.80

Finding the Fourth Proportional to 9,170,230.80, 13,755,346.20 and 7,910,518.80

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Solution

The fourth proportional to 9,170,230.80, 13,755,346.20 and 7,910,518.80 is: 11,865,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,230.80 : 13,755,346.20 = 7,910,518.80 : x
  2. Step 2: Convert to fraction form
    9,170,230.80/13,755,346.20 = 7,910,518.80/x
  3. Step 3: Cross multiply
    9,170,230.80x = 13,755,346.20 × 7,910,518.80
  4. Step 4: Simplify right side
    9,170,230.80x = 108,811,924,715,608.55
  5. Step 5: Solve for x
    x = 108,811,924,715,608.55/9,170,230.80
  6. Step 6: Final answer
    x = 11,865,778.20

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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.