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Finding the Third Proportional to 14,279,494 and 31,393,340

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Solution

The third proportional to 14,279,494 and 31,393,340 is: 69,017,977.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,279,494 : 31,393,340 = 31,393,340 : x
  2. Step 2: Convert to fraction form
    14,279,494/31,393,340 = 31,393,340/x
  3. Step 3: Cross multiply
    14,279,494x = 31,393,340 × 31,393,340
  4. Step 4: Simplify right side
    14,279,494x = 985,541,796,355,600
  5. Step 5: Solve for x
    x = 985,541,796,355,600/14,279,494
  6. Step 6: Final answer
    x = 69,017,977.55

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.