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Finding the Third Proportional to 20,174,626 and 43,778,612

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Solution

The third proportional to 20,174,626 and 43,778,612 is: 94,998,879.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174,626 : 43,778,612 = 43,778,612 : x
  2. Step 2: Convert to fraction form
    20,174,626/43,778,612 = 43,778,612/x
  3. Step 3: Cross multiply
    20,174,626x = 43,778,612 × 43,778,612
  4. Step 4: Simplify right side
    20,174,626x = 1,916,566,868,646,544
  5. Step 5: Solve for x
    x = 1,916,566,868,646,544/20,174,626
  6. Step 6: Final answer
    x = 94,998,879.71

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.