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Finding the Third Proportional to 5,065,890 and 10,338,468

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Solution

The third proportional to 5,065,890 and 10,338,468 is: 21,098,744.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065,890 : 10,338,468 = 10,338,468 : x
  2. Step 2: Convert to fraction form
    5,065,890/10,338,468 = 10,338,468/x
  3. Step 3: Cross multiply
    5,065,890x = 10,338,468 × 10,338,468
  4. Step 4: Simplify right side
    5,065,890x = 106,883,920,587,024
  5. Step 5: Solve for x
    x = 106,883,920,587,024/5,065,890
  6. Step 6: Final answer
    x = 21,098,744.86

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.