Home / 7,919,189.82-10,928,488.95-4,297,517.82

Finding the Fourth Proportional to 7,919,189.82, 10,928,488.95 and 4,297,517.82

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Solution

The fourth proportional to 7,919,189.82, 10,928,488.95 and 4,297,517.82 is: 5,930,578.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,919,189.82 : 10,928,488.95 = 4,297,517.82 : x
  2. Step 2: Convert to fraction form
    7,919,189.82/10,928,488.95 = 4,297,517.82/x
  3. Step 3: Cross multiply
    7,919,189.82x = 10,928,488.95 × 4,297,517.82
  4. Step 4: Simplify right side
    7,919,189.82x = 46,965,376,008,298.09
  5. Step 5: Solve for x
    x = 46,965,376,008,298.09/7,919,189.82
  6. Step 6: Final answer
    x = 5,930,578.39

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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.