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Finding the Third Proportional to 17,121,026 and 36,666,240

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Solution

The third proportional to 17,121,026 and 36,666,240 is: 78,524,099.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,121,026 : 36,666,240 = 36,666,240 : x
  2. Step 2: Convert to fraction form
    17,121,026/36,666,240 = 36,666,240/x
  3. Step 3: Cross multiply
    17,121,026x = 36,666,240 × 36,666,240
  4. Step 4: Simplify right side
    17,121,026x = 1,344,413,155,737,600
  5. Step 5: Solve for x
    x = 1,344,413,155,737,600/17,121,026
  6. Step 6: Final answer
    x = 78,524,099.88

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.