Home / 18,469,511.10-27,704,266.65-11,667,066.30

Finding the Fourth Proportional to 18,469,511.10, 27,704,266.65 and 11,667,066.30

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Solution

The fourth proportional to 18,469,511.10, 27,704,266.65 and 11,667,066.30 is: 17,500,599.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,469,511.10 : 27,704,266.65 = 11,667,066.30 : x
  2. Step 2: Convert to fraction form
    18,469,511.10/27,704,266.65 = 11,667,066.30/x
  3. Step 3: Cross multiply
    18,469,511.10x = 27,704,266.65 × 11,667,066.30
  4. Step 4: Simplify right side
    18,469,511.10x = 323,227,515,798,428.88
  5. Step 5: Solve for x
    x = 323,227,515,798,428.88/18,469,511.10
  6. Step 6: Final answer
    x = 17,500,599.45

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Double scale
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Similar ratio
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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.