Home / 25,497,800.82-35,176,976.94-15,691,219.68

Finding the Fourth Proportional to 25,497,800.82, 35,176,976.94 and 15,691,219.68

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Solution

The fourth proportional to 25,497,800.82, 35,176,976.94 and 15,691,219.68 is: 21,647,736.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,497,800.82 : 35,176,976.94 = 15,691,219.68 : x
  2. Step 2: Convert to fraction form
    25,497,800.82/35,176,976.94 = 15,691,219.68/x
  3. Step 3: Cross multiply
    25,497,800.82x = 35,176,976.94 × 15,691,219.68
  4. Step 4: Simplify right side
    25,497,800.82x = 551,969,672,843,834.12
  5. Step 5: Solve for x
    x = 551,969,672,843,834.12/25,497,800.82
  6. Step 6: Final answer
    x = 21,647,736.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.