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Finding the Third Proportional to 7,111,936 and 15,335,872

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Solution

The third proportional to 7,111,936 and 15,335,872 is: 33,069,612.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,936 : 15,335,872 = 15,335,872 : x
  2. Step 2: Convert to fraction form
    7,111,936/15,335,872 = 15,335,872/x
  3. Step 3: Cross multiply
    7,111,936x = 15,335,872 × 15,335,872
  4. Step 4: Simplify right side
    7,111,936x = 235,188,970,000,384
  5. Step 5: Solve for x
    x = 235,188,970,000,384/7,111,936
  6. Step 6: Final answer
    x = 33,069,612.83

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.