Home / 26,327,027.10-39,490,540.65-11,978,120.10

Finding the Fourth Proportional to 26,327,027.10, 39,490,540.65 and 11,978,120.10

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Solution

The fourth proportional to 26,327,027.10, 39,490,540.65 and 11,978,120.10 is: 17,967,180.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,327,027.10 : 39,490,540.65 = 11,978,120.10 : x
  2. Step 2: Convert to fraction form
    26,327,027.10/39,490,540.65 = 11,978,120.10/x
  3. Step 3: Cross multiply
    26,327,027.10x = 39,490,540.65 × 11,978,120.10
  4. Step 4: Simplify right side
    26,327,027.10x = 473,022,438,719,632.06
  5. Step 5: Solve for x
    x = 473,022,438,719,632.06/26,327,027.10
  6. Step 6: Final answer
    x = 17,967,180.15

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Double scale
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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.