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Finding the Third Proportional to 5,396,470 and 11,009,716

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Solution

The third proportional to 5,396,470 and 11,009,716 is: 22,461,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396,470 : 11,009,716 = 11,009,716 : x
  2. Step 2: Convert to fraction form
    5,396,470/11,009,716 = 11,009,716/x
  3. Step 3: Cross multiply
    5,396,470x = 11,009,716 × 11,009,716
  4. Step 4: Simplify right side
    5,396,470x = 121,213,846,400,656
  5. Step 5: Solve for x
    x = 121,213,846,400,656/5,396,470
  6. Step 6: Final answer
    x = 22,461,691.88

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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.