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Finding the Third Proportional to 8,366,967 and 12,797,991

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Solution

The third proportional to 8,366,967 and 12,797,991 is: 19,575,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366,967 : 12,797,991 = 12,797,991 : x
  2. Step 2: Convert to fraction form
    8,366,967/12,797,991 = 12,797,991/x
  3. Step 3: Cross multiply
    8,366,967x = 12,797,991 × 12,797,991
  4. Step 4: Simplify right side
    8,366,967x = 163,788,573,636,081
  5. Step 5: Solve for x
    x = 163,788,573,636,081/8,366,967
  6. Step 6: Final answer
    x = 19,575,620.85

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.