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Finding the Third Proportional to 7,342,872 and 15,906,108

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Solution

The third proportional to 7,342,872 and 15,906,108 is: 34,455,764.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342,872 : 15,906,108 = 15,906,108 : x
  2. Step 2: Convert to fraction form
    7,342,872/15,906,108 = 15,906,108/x
  3. Step 3: Cross multiply
    7,342,872x = 15,906,108 × 15,906,108
  4. Step 4: Simplify right side
    7,342,872x = 253,004,271,707,664
  5. Step 5: Solve for x
    x = 253,004,271,707,664/7,342,872
  6. Step 6: Final answer
    x = 34,455,764.95

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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.