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Finding the Third Proportional to 20,257,456 and 46,855,756

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Solution

The third proportional to 20,257,456 and 46,855,756 is: 108,377,965.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,257,456 : 46,855,756 = 46,855,756 : x
  2. Step 2: Convert to fraction form
    20,257,456/46,855,756 = 46,855,756/x
  3. Step 3: Cross multiply
    20,257,456x = 46,855,756 × 46,855,756
  4. Step 4: Simplify right side
    20,257,456x = 2,195,461,870,331,536
  5. Step 5: Solve for x
    x = 2,195,461,870,331,536/20,257,456
  6. Step 6: Final answer
    x = 108,377,965.64

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.