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Finding the Third Proportional to 28,726,751 and 61,434,811

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Solution

The third proportional to 28,726,751 and 61,434,811 is: 131,384,019.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,726,751 : 61,434,811 = 61,434,811 : x
  2. Step 2: Convert to fraction form
    28,726,751/61,434,811 = 61,434,811/x
  3. Step 3: Cross multiply
    28,726,751x = 61,434,811 × 61,434,811
  4. Step 4: Simplify right side
    28,726,751x = 3,774,236,002,605,721
  5. Step 5: Solve for x
    x = 3,774,236,002,605,721/28,726,751
  6. Step 6: Final answer
    x = 131,384,019.12

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.