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Finding the Third Proportional to 15,387,220 and 33,327,844

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Solution

The third proportional to 15,387,220 and 33,327,844 is: 72,186,215.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,387,220 : 33,327,844 = 33,327,844 : x
  2. Step 2: Convert to fraction form
    15,387,220/33,327,844 = 33,327,844/x
  3. Step 3: Cross multiply
    15,387,220x = 33,327,844 × 33,327,844
  4. Step 4: Simplify right side
    15,387,220x = 1,110,745,185,688,336
  5. Step 5: Solve for x
    x = 1,110,745,185,688,336/15,387,220
  6. Step 6: Final answer
    x = 72,186,215.94

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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.