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Finding the Third Proportional to 20,268,567 and 31,410,693

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Solution

The third proportional to 20,268,567 and 31,410,693 is: 48,677,917.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,268,567 : 31,410,693 = 31,410,693 : x
  2. Step 2: Convert to fraction form
    20,268,567/31,410,693 = 31,410,693/x
  3. Step 3: Cross multiply
    20,268,567x = 31,410,693 × 31,410,693
  4. Step 4: Simplify right side
    20,268,567x = 986,631,634,740,249
  5. Step 5: Solve for x
    x = 986,631,634,740,249/20,268,567
  6. Step 6: Final answer
    x = 48,677,917.62

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.