Home / 18,440,156.10-27,660,234.15-13,961,180.10

Finding the Fourth Proportional to 18,440,156.10, 27,660,234.15 and 13,961,180.10

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Solution

The fourth proportional to 18,440,156.10, 27,660,234.15 and 13,961,180.10 is: 20,941,770.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440,156.10 : 27,660,234.15 = 13,961,180.10 : x
  2. Step 2: Convert to fraction form
    18,440,156.10/27,660,234.15 = 13,961,180.10/x
  3. Step 3: Cross multiply
    18,440,156.10x = 27,660,234.15 × 13,961,180.10
  4. Step 4: Simplify right side
    18,440,156.10x = 386,169,510,576,320.38
  5. Step 5: Solve for x
    x = 386,169,510,576,320.38/18,440,156.10
  6. Step 6: Final answer
    x = 20,941,770.15

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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.