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Finding the Third Proportional to 8,395,447 and 12,964,199

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Solution

The third proportional to 8,395,447 and 12,964,199 is: 20,019,238.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395,447 : 12,964,199 = 12,964,199 : x
  2. Step 2: Convert to fraction form
    8,395,447/12,964,199 = 12,964,199/x
  3. Step 3: Cross multiply
    8,395,447x = 12,964,199 × 12,964,199
  4. Step 4: Simplify right side
    8,395,447x = 168,070,455,711,601
  5. Step 5: Solve for x
    x = 168,070,455,711,601/8,395,447
  6. Step 6: Final answer
    x = 20,019,238.49

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.