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Finding the Third Proportional to 8,506,834 and 18,667,026

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Solution

The third proportional to 8,506,834 and 18,667,026 is: 40,962,108.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506,834 : 18,667,026 = 18,667,026 : x
  2. Step 2: Convert to fraction form
    8,506,834/18,667,026 = 18,667,026/x
  3. Step 3: Cross multiply
    8,506,834x = 18,667,026 × 18,667,026
  4. Step 4: Simplify right side
    8,506,834x = 348,457,859,684,676
  5. Step 5: Solve for x
    x = 348,457,859,684,676/8,506,834
  6. Step 6: Final answer
    x = 40,962,108.78

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.