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Finding the Third Proportional to 15,208,872 and 33,818,112

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Solution

The third proportional to 15,208,872 and 33,818,112 is: 75,197,207.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,208,872 : 33,818,112 = 33,818,112 : x
  2. Step 2: Convert to fraction form
    15,208,872/33,818,112 = 33,818,112/x
  3. Step 3: Cross multiply
    15,208,872x = 33,818,112 × 33,818,112
  4. Step 4: Simplify right side
    15,208,872x = 1,143,664,699,244,544
  5. Step 5: Solve for x
    x = 1,143,664,699,244,544/15,208,872
  6. Step 6: Final answer
    x = 75,197,207.21

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.