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Finding the Third Proportional to 8,616,966 and 12,759,073

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Solution

The third proportional to 8,616,966 and 12,759,073 is: 18,892,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616,966 : 12,759,073 = 12,759,073 : x
  2. Step 2: Convert to fraction form
    8,616,966/12,759,073 = 12,759,073/x
  3. Step 3: Cross multiply
    8,616,966x = 12,759,073 × 12,759,073
  4. Step 4: Simplify right side
    8,616,966x = 162,793,943,819,329
  5. Step 5: Solve for x
    x = 162,793,943,819,329/8,616,966
  6. Step 6: Final answer
    x = 18,892,257.88

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.