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Finding the Third Proportional to 20,354,715 and 31,476,917

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Solution

The third proportional to 20,354,715 and 31,476,917 is: 48,676,500.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,354,715 : 31,476,917 = 31,476,917 : x
  2. Step 2: Convert to fraction form
    20,354,715/31,476,917 = 31,476,917/x
  3. Step 3: Cross multiply
    20,354,715x = 31,476,917 × 31,476,917
  4. Step 4: Simplify right side
    20,354,715x = 990,796,303,824,889
  5. Step 5: Solve for x
    x = 990,796,303,824,889/20,354,715
  6. Step 6: Final answer
    x = 48,676,500.94

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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.