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Finding the Third Proportional to 10,786,008 and 15,171,288

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Solution

The third proportional to 10,786,008 and 15,171,288 is: 21,339,496.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786,008 : 15,171,288 = 15,171,288 : x
  2. Step 2: Convert to fraction form
    10,786,008/15,171,288 = 15,171,288/x
  3. Step 3: Cross multiply
    10,786,008x = 15,171,288 × 15,171,288
  4. Step 4: Simplify right side
    10,786,008x = 230,167,979,578,944
  5. Step 5: Solve for x
    x = 230,167,979,578,944/10,786,008
  6. Step 6: Final answer
    x = 21,339,496.46

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.