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Finding the Third Proportional to 15,672,877 and 33,242,132

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Solution

The third proportional to 15,672,877 and 33,242,132 is: 70,506,476.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,877 : 33,242,132 = 33,242,132 : x
  2. Step 2: Convert to fraction form
    15,672,877/33,242,132 = 33,242,132/x
  3. Step 3: Cross multiply
    15,672,877x = 33,242,132 × 33,242,132
  4. Step 4: Simplify right side
    15,672,877x = 1,105,039,339,905,424
  5. Step 5: Solve for x
    x = 1,105,039,339,905,424/15,672,877
  6. Step 6: Final answer
    x = 70,506,476.88

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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.