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Finding the Third Proportional to 20,174,035 and 43,286,988

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Solution

The third proportional to 20,174,035 and 43,286,988 is: 92,879,948.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174,035 : 43,286,988 = 43,286,988 : x
  2. Step 2: Convert to fraction form
    20,174,035/43,286,988 = 43,286,988/x
  3. Step 3: Cross multiply
    20,174,035x = 43,286,988 × 43,286,988
  4. Step 4: Simplify right side
    20,174,035x = 1,873,763,330,112,144
  5. Step 5: Solve for x
    x = 1,873,763,330,112,144/20,174,035
  6. Step 6: Final answer
    x = 92,879,948.41

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.