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Finding the Third Proportional to 8,706,960 and 20,332,170

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Solution

The third proportional to 8,706,960 and 20,332,170 is: 47,478,929.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,706,960 : 20,332,170 = 20,332,170 : x
  2. Step 2: Convert to fraction form
    8,706,960/20,332,170 = 20,332,170/x
  3. Step 3: Cross multiply
    8,706,960x = 20,332,170 × 20,332,170
  4. Step 4: Simplify right side
    8,706,960x = 413,397,136,908,900
  5. Step 5: Solve for x
    x = 413,397,136,908,900/8,706,960
  6. Step 6: Final answer
    x = 47,478,929.15

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.