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Finding the Third Proportional to 20,174,034 and 43,286,986

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Solution

The third proportional to 20,174,034 and 43,286,986 is: 92,879,944.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174,034 : 43,286,986 = 43,286,986 : x
  2. Step 2: Convert to fraction form
    20,174,034/43,286,986 = 43,286,986/x
  3. Step 3: Cross multiply
    20,174,034x = 43,286,986 × 43,286,986
  4. Step 4: Simplify right side
    20,174,034x = 1,873,763,156,964,196
  5. Step 5: Solve for x
    x = 1,873,763,156,964,196/20,174,034
  6. Step 6: Final answer
    x = 92,879,944.44

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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.