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Finding the Third Proportional to 14,279,364 and 31,393,078

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Solution

The third proportional to 14,279,364 and 31,393,078 is: 69,017,453.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,279,364 : 31,393,078 = 31,393,078 : x
  2. Step 2: Convert to fraction form
    14,279,364/31,393,078 = 31,393,078/x
  3. Step 3: Cross multiply
    14,279,364x = 31,393,078 × 31,393,078
  4. Step 4: Simplify right side
    14,279,364x = 985,525,346,314,084
  5. Step 5: Solve for x
    x = 985,525,346,314,084/14,279,364
  6. Step 6: Final answer
    x = 69,017,453.88

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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.