Home / 18,151,934.30-27,227,901.45-18,045,646.10

Finding the Fourth Proportional to 18,151,934.30, 27,227,901.45 and 18,045,646.10

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Solution

The fourth proportional to 18,151,934.30, 27,227,901.45 and 18,045,646.10 is: 27,068,469.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151,934.30 : 27,227,901.45 = 18,045,646.10 : x
  2. Step 2: Convert to fraction form
    18,151,934.30/27,227,901.45 = 18,045,646.10/x
  3. Step 3: Cross multiply
    18,151,934.30x = 27,227,901.45 × 18,045,646.10
  4. Step 4: Simplify right side
    18,151,934.30x = 491,345,073,612,376.88
  5. Step 5: Solve for x
    x = 491,345,073,612,376.88/18,151,934.30
  6. Step 6: Final answer
    x = 27,068,469.15

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Double scale
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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.