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Finding the Third Proportional to 13,190,318 and 20,982,334

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Solution

The third proportional to 13,190,318 and 20,982,334 is: 33,377,386.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,190,318 : 20,982,334 = 20,982,334 : x
  2. Step 2: Convert to fraction form
    13,190,318/20,982,334 = 20,982,334/x
  3. Step 3: Cross multiply
    13,190,318x = 20,982,334 × 20,982,334
  4. Step 4: Simplify right side
    13,190,318x = 440,258,340,087,556
  5. Step 5: Solve for x
    x = 440,258,340,087,556/13,190,318
  6. Step 6: Final answer
    x = 33,377,386.36

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.