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Finding the Third Proportional to 15,691,831 and 33,860,798

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Solution

The third proportional to 15,691,831 and 33,860,798 is: 73,066,912.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,691,831 : 33,860,798 = 33,860,798 : x
  2. Step 2: Convert to fraction form
    15,691,831/33,860,798 = 33,860,798/x
  3. Step 3: Cross multiply
    15,691,831x = 33,860,798 × 33,860,798
  4. Step 4: Simplify right side
    15,691,831x = 1,146,553,641,196,804
  5. Step 5: Solve for x
    x = 1,146,553,641,196,804/15,691,831
  6. Step 6: Final answer
    x = 73,066,912.41

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.