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Finding the Third Proportional to 8,306,600 and 12,144,540

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Solution

The third proportional to 8,306,600 and 12,144,540 is: 17,755,742.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306,600 : 12,144,540 = 12,144,540 : x
  2. Step 2: Convert to fraction form
    8,306,600/12,144,540 = 12,144,540/x
  3. Step 3: Cross multiply
    8,306,600x = 12,144,540 × 12,144,540
  4. Step 4: Simplify right side
    8,306,600x = 147,489,851,811,600
  5. Step 5: Solve for x
    x = 147,489,851,811,600/8,306,600
  6. Step 6: Final answer
    x = 17,755,742.64

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.