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Finding the Third Proportional to 5,507,016 and 11,929,128

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Solution

The third proportional to 5,507,016 and 11,929,128 is: 25,840,508.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507,016 : 11,929,128 = 11,929,128 : x
  2. Step 2: Convert to fraction form
    5,507,016/11,929,128 = 11,929,128/x
  3. Step 3: Cross multiply
    5,507,016x = 11,929,128 × 11,929,128
  4. Step 4: Simplify right side
    5,507,016x = 142,304,094,840,384
  5. Step 5: Solve for x
    x = 142,304,094,840,384/5,507,016
  6. Step 6: Final answer
    x = 25,840,508.70

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.