Home / 17,801,997.90-26,702,996.85-11,818,365.90

Finding the Fourth Proportional to 17,801,997.90, 26,702,996.85 and 11,818,365.90

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Solution

The fourth proportional to 17,801,997.90, 26,702,996.85 and 11,818,365.90 is: 17,727,548.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,801,997.90 : 26,702,996.85 = 11,818,365.90 : x
  2. Step 2: Convert to fraction form
    17,801,997.90/26,702,996.85 = 11,818,365.90/x
  3. Step 3: Cross multiply
    17,801,997.90x = 26,702,996.85 × 11,818,365.90
  4. Step 4: Simplify right side
    17,801,997.90x = 315,585,787,399,847.44
  5. Step 5: Solve for x
    x = 315,585,787,399,847.44/17,801,997.90
  6. Step 6: Final answer
    x = 17,727,548.85

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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.