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Finding the Third Proportional to 17,360,456 and 36,689,208

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Solution

The third proportional to 17,360,456 and 36,689,208 is: 77,538,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,360,456 : 36,689,208 = 36,689,208 : x
  2. Step 2: Convert to fraction form
    17,360,456/36,689,208 = 36,689,208/x
  3. Step 3: Cross multiply
    17,360,456x = 36,689,208 × 36,689,208
  4. Step 4: Simplify right side
    17,360,456x = 1,346,097,983,667,264
  5. Step 5: Solve for x
    x = 1,346,097,983,667,264/17,360,456
  6. Step 6: Final answer
    x = 77,538,169.72

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.