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Finding the Third Proportional to 4,361,934 and 6,621,381

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Solution

The third proportional to 4,361,934 and 6,621,381 is: 10,051,203.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361,934 : 6,621,381 = 6,621,381 : x
  2. Step 2: Convert to fraction form
    4,361,934/6,621,381 = 6,621,381/x
  3. Step 3: Cross multiply
    4,361,934x = 6,621,381 × 6,621,381
  4. Step 4: Simplify right side
    4,361,934x = 43,842,686,347,161
  5. Step 5: Solve for x
    x = 43,842,686,347,161/4,361,934
  6. Step 6: Final answer
    x = 10,051,203.51

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.