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Finding the Third Proportional to 15,691,800 and 33,860,736

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Solution

The third proportional to 15,691,800 and 33,860,736 is: 73,066,789.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,691,800 : 33,860,736 = 33,860,736 : x
  2. Step 2: Convert to fraction form
    15,691,800/33,860,736 = 33,860,736/x
  3. Step 3: Cross multiply
    15,691,800x = 33,860,736 × 33,860,736
  4. Step 4: Simplify right side
    15,691,800x = 1,146,549,442,461,696
  5. Step 5: Solve for x
    x = 1,146,549,442,461,696/15,691,800
  6. Step 6: Final answer
    x = 73,066,789.18

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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.