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Finding the Third Proportional to 5,388,336 and 11,440,872

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Solution

The third proportional to 5,388,336 and 11,440,872 is: 24,292,017.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,336 : 11,440,872 = 11,440,872 : x
  2. Step 2: Convert to fraction form
    5,388,336/11,440,872 = 11,440,872/x
  3. Step 3: Cross multiply
    5,388,336x = 11,440,872 × 11,440,872
  4. Step 4: Simplify right side
    5,388,336x = 130,893,552,120,384
  5. Step 5: Solve for x
    x = 130,893,552,120,384/5,388,336
  6. Step 6: Final answer
    x = 24,292,017.45

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.