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Finding the Third Proportional to 15,662,234 and 33,638,043

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Solution

The third proportional to 15,662,234 and 33,638,043 is: 72,244,989.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,662,234 : 33,638,043 = 33,638,043 : x
  2. Step 2: Convert to fraction form
    15,662,234/33,638,043 = 33,638,043/x
  3. Step 3: Cross multiply
    15,662,234x = 33,638,043 × 33,638,043
  4. Step 4: Simplify right side
    15,662,234x = 1,131,517,936,869,849
  5. Step 5: Solve for x
    x = 1,131,517,936,869,849/15,662,234
  6. Step 6: Final answer
    x = 72,244,989.88

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.