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Finding the Third Proportional to 5,394,982 and 11,778,506

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Solution

The third proportional to 5,394,982 and 11,778,506 is: 25,715,230.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394,982 : 11,778,506 = 11,778,506 : x
  2. Step 2: Convert to fraction form
    5,394,982/11,778,506 = 11,778,506/x
  3. Step 3: Cross multiply
    5,394,982x = 11,778,506 × 11,778,506
  4. Step 4: Simplify right side
    5,394,982x = 138,733,203,592,036
  5. Step 5: Solve for x
    x = 138,733,203,592,036/5,394,982
  6. Step 6: Final answer
    x = 25,715,230.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.