Home / 18,214,905.38-39,456,537.75

Finding the Third Proportional to 18,214,905.38 and 39,456,537.75

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Solution

The third proportional to 18,214,905.38 and 39,456,537.75 is: 85,469,473.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214,905.38 : 39,456,537.75 = 39,456,537.75 : x
  2. Step 2: Convert to fraction form
    18,214,905.38/39,456,537.75 = 39,456,537.75/x
  3. Step 3: Cross multiply
    18,214,905.38x = 39,456,537.75 × 39,456,537.75
  4. Step 4: Simplify right side
    18,214,905.38x = 1,556,818,371,217,175
  5. Step 5: Solve for x
    x = 1,556,818,371,217,175/18,214,905.38
  6. Step 6: Final answer
    x = 85,469,473.44

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.