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Finding the Third Proportional to 16,829,831 and 36,351,130

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Solution

The third proportional to 16,829,831 and 36,351,130 is: 78,515,622.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829,831 : 36,351,130 = 36,351,130 : x
  2. Step 2: Convert to fraction form
    16,829,831/36,351,130 = 36,351,130/x
  3. Step 3: Cross multiply
    16,829,831x = 36,351,130 × 36,351,130
  4. Step 4: Simplify right side
    16,829,831x = 1,321,404,652,276,900
  5. Step 5: Solve for x
    x = 1,321,404,652,276,900/16,829,831
  6. Step 6: Final answer
    x = 78,515,622.19

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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.