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Finding the Third Proportional to 15,672,685 and 36,876,879

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Solution

The third proportional to 15,672,685 and 36,876,879 is: 86,769,063.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,685 : 36,876,879 = 36,876,879 : x
  2. Step 2: Convert to fraction form
    15,672,685/36,876,879 = 36,876,879/x
  3. Step 3: Cross multiply
    15,672,685x = 36,876,879 × 36,876,879
  4. Step 4: Simplify right side
    15,672,685x = 1,359,904,204,780,641
  5. Step 5: Solve for x
    x = 1,359,904,204,780,641/15,672,685
  6. Step 6: Final answer
    x = 86,769,063.81

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.