Home / 12,719,346.75-17,551,105.39-8,598,344.38

Finding the Fourth Proportional to 12,719,346.75, 17,551,105.39 and 8,598,344.38

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Solution

The fourth proportional to 12,719,346.75, 17,551,105.39 and 8,598,344.38 is: 11,864,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,719,346.75 : 17,551,105.39 = 8,598,344.38 : x
  2. Step 2: Convert to fraction form
    12,719,346.75/17,551,105.39 = 8,598,344.38/x
  3. Step 3: Cross multiply
    12,719,346.75x = 17,551,105.39 × 8,598,344.38
  4. Step 4: Simplify right side
    12,719,346.75x = 150,910,448,392,894.22
  5. Step 5: Solve for x
    x = 150,910,448,392,894.22/12,719,346.75
  6. Step 6: Final answer
    x = 11,864,638.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.