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Finding the Third Proportional to 5,361,858 and 11,667,228

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Solution

The third proportional to 5,361,858 and 11,667,228 is: 25,387,507.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,858 : 11,667,228 = 11,667,228 : x
  2. Step 2: Convert to fraction form
    5,361,858/11,667,228 = 11,667,228/x
  3. Step 3: Cross multiply
    5,361,858x = 11,667,228 × 11,667,228
  4. Step 4: Simplify right side
    5,361,858x = 136,124,209,203,984
  5. Step 5: Solve for x
    x = 136,124,209,203,984/5,361,858
  6. Step 6: Final answer
    x = 25,387,507.32

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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.