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Finding the Third Proportional to 3,672,945 and 7,974,918

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Solution

The third proportional to 3,672,945 and 7,974,918 is: 17,315,619.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,945 : 7,974,918 = 7,974,918 : x
  2. Step 2: Convert to fraction form
    3,672,945/7,974,918 = 7,974,918/x
  3. Step 3: Cross multiply
    3,672,945x = 7,974,918 × 7,974,918
  4. Step 4: Simplify right side
    3,672,945x = 63,599,317,106,724
  5. Step 5: Solve for x
    x = 63,599,317,106,724/3,672,945
  6. Step 6: Final answer
    x = 17,315,619.24

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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.