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Finding the Third Proportional to 15,605,564 and 33,512,072

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Solution

The third proportional to 15,605,564 and 33,512,072 is: 71,965,291.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,605,564 : 33,512,072 = 33,512,072 : x
  2. Step 2: Convert to fraction form
    15,605,564/33,512,072 = 33,512,072/x
  3. Step 3: Cross multiply
    15,605,564x = 33,512,072 × 33,512,072
  4. Step 4: Simplify right side
    15,605,564x = 1,123,058,969,733,184
  5. Step 5: Solve for x
    x = 1,123,058,969,733,184/15,605,564
  6. Step 6: Final answer
    x = 71,965,291.98

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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.