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Finding the Third Proportional to 17,129,256 and 25,220,736

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Solution

The third proportional to 17,129,256 and 25,220,736 is: 37,134,451.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129,256 : 25,220,736 = 25,220,736 : x
  2. Step 2: Convert to fraction form
    17,129,256/25,220,736 = 25,220,736/x
  3. Step 3: Cross multiply
    17,129,256x = 25,220,736 × 25,220,736
  4. Step 4: Simplify right side
    17,129,256x = 636,085,524,381,696
  5. Step 5: Solve for x
    x = 636,085,524,381,696/17,129,256
  6. Step 6: Final answer
    x = 37,134,451.40

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.