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Finding the Third Proportional to 21,768,494 and 31,467,333

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Solution

The third proportional to 21,768,494 and 31,467,333 is: 45,487,439.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,768,494 : 31,467,333 = 31,467,333 : x
  2. Step 2: Convert to fraction form
    21,768,494/31,467,333 = 31,467,333/x
  3. Step 3: Cross multiply
    21,768,494x = 31,467,333 × 31,467,333
  4. Step 4: Simplify right side
    21,768,494x = 990,193,046,132,889
  5. Step 5: Solve for x
    x = 990,193,046,132,889/21,768,494
  6. Step 6: Final answer
    x = 45,487,439.15

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.