Home / 8,392,512.28-12,588,768.42-5,551,960.14

Finding the Fourth Proportional to 8,392,512.28, 12,588,768.42 and 5,551,960.14

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Solution

The fourth proportional to 8,392,512.28, 12,588,768.42 and 5,551,960.14 is: 8,327,940.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392,512.28 : 12,588,768.42 = 5,551,960.14 : x
  2. Step 2: Convert to fraction form
    8,392,512.28/12,588,768.42 = 5,551,960.14/x
  3. Step 3: Cross multiply
    8,392,512.28x = 12,588,768.42 × 5,551,960.14
  4. Step 4: Simplify right side
    8,392,512.28x = 69,892,340,479,530.77
  5. Step 5: Solve for x
    x = 69,892,340,479,530.77/8,392,512.28
  6. Step 6: Final answer
    x = 8,327,940.21

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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.