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Finding the Third Proportional to 18,085,328 and 27,312,320

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Solution

The third proportional to 18,085,328 and 27,312,320 is: 41,246,850.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,085,328 : 27,312,320 = 27,312,320 : x
  2. Step 2: Convert to fraction form
    18,085,328/27,312,320 = 27,312,320/x
  3. Step 3: Cross multiply
    18,085,328x = 27,312,320 × 27,312,320
  4. Step 4: Simplify right side
    18,085,328x = 745,962,823,782,400
  5. Step 5: Solve for x
    x = 745,962,823,782,400/18,085,328
  6. Step 6: Final answer
    x = 41,246,850.69

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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.