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Finding the Third Proportional to 3,701,838 and 8,254,381

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Solution

The third proportional to 3,701,838 and 8,254,381 is: 18,405,669.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701,838 : 8,254,381 = 8,254,381 : x
  2. Step 2: Convert to fraction form
    3,701,838/8,254,381 = 8,254,381/x
  3. Step 3: Cross multiply
    3,701,838x = 8,254,381 × 8,254,381
  4. Step 4: Simplify right side
    3,701,838x = 68,134,805,693,161
  5. Step 5: Solve for x
    x = 68,134,805,693,161/3,701,838
  6. Step 6: Final answer
    x = 18,405,669.21

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.