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Finding the Third Proportional to 8,189,982 and 13,038,167

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Solution

The third proportional to 8,189,982 and 13,038,167 is: 20,756,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,982 : 13,038,167 = 13,038,167 : x
  2. Step 2: Convert to fraction form
    8,189,982/13,038,167 = 13,038,167/x
  3. Step 3: Cross multiply
    8,189,982x = 13,038,167 × 13,038,167
  4. Step 4: Simplify right side
    8,189,982x = 169,993,798,719,889
  5. Step 5: Solve for x
    x = 169,993,798,719,889/8,189,982
  6. Step 6: Final answer
    x = 20,756,309.20

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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.