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Finding the Third Proportional to 18,202,167 and 39,105,828

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Solution

The third proportional to 18,202,167 and 39,105,828 is: 84,015,589.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202,167 : 39,105,828 = 39,105,828 : x
  2. Step 2: Convert to fraction form
    18,202,167/39,105,828 = 39,105,828/x
  3. Step 3: Cross multiply
    18,202,167x = 39,105,828 × 39,105,828
  4. Step 4: Simplify right side
    18,202,167x = 1,529,265,783,565,584
  5. Step 5: Solve for x
    x = 1,529,265,783,565,584/18,202,167
  6. Step 6: Final answer
    x = 84,015,589.11

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.