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Finding the Third Proportional to 18,792,792 and 41,037,156

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Solution

The third proportional to 18,792,792 and 41,037,156 is: 89,611,387.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,792,792 : 41,037,156 = 41,037,156 : x
  2. Step 2: Convert to fraction form
    18,792,792/41,037,156 = 41,037,156/x
  3. Step 3: Cross multiply
    18,792,792x = 41,037,156 × 41,037,156
  4. Step 4: Simplify right side
    18,792,792x = 1,684,048,172,568,336
  5. Step 5: Solve for x
    x = 1,684,048,172,568,336/18,792,792
  6. Step 6: Final answer
    x = 89,611,387.84

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.