Home / 17,170,015.40-25,755,023.10-5,201,196.20

Finding the Fourth Proportional to 17,170,015.40, 25,755,023.10 and 5,201,196.20

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Solution

The fourth proportional to 17,170,015.40, 25,755,023.10 and 5,201,196.20 is: 7,801,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170,015.40 : 25,755,023.10 = 5,201,196.20 : x
  2. Step 2: Convert to fraction form
    17,170,015.40/25,755,023.10 = 5,201,196.20/x
  3. Step 3: Cross multiply
    17,170,015.40x = 25,755,023.10 × 5,201,196.20
  4. Step 4: Simplify right side
    17,170,015.40x = 133,956,928,278,632.23
  5. Step 5: Solve for x
    x = 133,956,928,278,632.23/17,170,015.40
  6. Step 6: Final answer
    x = 7,801,794.30

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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.