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Finding the Third Proportional to 8,214,158 and 12,769,203

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Solution

The third proportional to 8,214,158 and 12,769,203 is: 19,850,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214,158 : 12,769,203 = 12,769,203 : x
  2. Step 2: Convert to fraction form
    8,214,158/12,769,203 = 12,769,203/x
  3. Step 3: Cross multiply
    8,214,158x = 12,769,203 × 12,769,203
  4. Step 4: Simplify right side
    8,214,158x = 163,052,545,255,209
  5. Step 5: Solve for x
    x = 163,052,545,255,209/8,214,158
  6. Step 6: Final answer
    x = 19,850,183.70

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.