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Finding the Third Proportional to 28,420,524 and 61,664,904

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Solution

The third proportional to 28,420,524 and 61,664,904 is: 133,796,279.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,420,524 : 61,664,904 = 61,664,904 : x
  2. Step 2: Convert to fraction form
    28,420,524/61,664,904 = 61,664,904/x
  3. Step 3: Cross multiply
    28,420,524x = 61,664,904 × 61,664,904
  4. Step 4: Simplify right side
    28,420,524x = 3,802,560,385,329,216
  5. Step 5: Solve for x
    x = 3,802,560,385,329,216/28,420,524
  6. Step 6: Final answer
    x = 133,796,279.95

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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.