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Finding the Third Proportional to 7,201,268 and 15,638,892

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Solution

The third proportional to 7,201,268 and 15,638,892 is: 33,962,760.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201,268 : 15,638,892 = 15,638,892 : x
  2. Step 2: Convert to fraction form
    7,201,268/15,638,892 = 15,638,892/x
  3. Step 3: Cross multiply
    7,201,268x = 15,638,892 × 15,638,892
  4. Step 4: Simplify right side
    7,201,268x = 244,574,942,987,664
  5. Step 5: Solve for x
    x = 244,574,942,987,664/7,201,268
  6. Step 6: Final answer
    x = 33,962,760.86

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.