Home / 18,146,713.90-27,220,070.85-8,049,334.90

Finding the Fourth Proportional to 18,146,713.90, 27,220,070.85 and 8,049,334.90

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Solution

The fourth proportional to 18,146,713.90, 27,220,070.85 and 8,049,334.90 is: 12,074,002.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146,713.90 : 27,220,070.85 = 8,049,334.90 : x
  2. Step 2: Convert to fraction form
    18,146,713.90/27,220,070.85 = 8,049,334.90/x
  3. Step 3: Cross multiply
    18,146,713.90x = 27,220,070.85 × 8,049,334.90
  4. Step 4: Simplify right side
    18,146,713.90x = 219,103,466,273,377.69
  5. Step 5: Solve for x
    x = 219,103,466,273,377.69/18,146,713.90
  6. Step 6: Final answer
    x = 12,074,002.35

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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.