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Finding the Third Proportional to 20,174,018 and 43,286,954

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Solution

The third proportional to 20,174,018 and 43,286,954 is: 92,879,880.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174,018 : 43,286,954 = 43,286,954 : x
  2. Step 2: Convert to fraction form
    20,174,018/43,286,954 = 43,286,954/x
  3. Step 3: Cross multiply
    20,174,018x = 43,286,954 × 43,286,954
  4. Step 4: Simplify right side
    20,174,018x = 1,873,760,386,598,116
  5. Step 5: Solve for x
    x = 1,873,760,386,598,116/20,174,018
  6. Step 6: Final answer
    x = 92,879,880.78

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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.