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Finding the Third Proportional to 20,174,020 and 43,286,958

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Solution

The third proportional to 20,174,020 and 43,286,958 is: 92,879,888.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174,020 : 43,286,958 = 43,286,958 : x
  2. Step 2: Convert to fraction form
    20,174,020/43,286,958 = 43,286,958/x
  3. Step 3: Cross multiply
    20,174,020x = 43,286,958 × 43,286,958
  4. Step 4: Simplify right side
    20,174,020x = 1,873,760,732,893,764
  5. Step 5: Solve for x
    x = 1,873,760,732,893,764/20,174,020
  6. Step 6: Final answer
    x = 92,879,888.73

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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.