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Finding the Third Proportional to 8,137,800 and 12,311,466

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Solution

The third proportional to 8,137,800 and 12,311,466 is: 18,625,696.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137,800 : 12,311,466 = 12,311,466 : x
  2. Step 2: Convert to fraction form
    8,137,800/12,311,466 = 12,311,466/x
  3. Step 3: Cross multiply
    8,137,800x = 12,311,466 × 12,311,466
  4. Step 4: Simplify right side
    8,137,800x = 151,572,195,069,156
  5. Step 5: Solve for x
    x = 151,572,195,069,156/8,137,800
  6. Step 6: Final answer
    x = 18,625,696.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.