Home / 7,919,190.82-10,928,490.33-4,297,518.82

Finding the Fourth Proportional to 7,919,190.82, 10,928,490.33 and 4,297,518.82

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Solution

The fourth proportional to 7,919,190.82, 10,928,490.33 and 4,297,518.82 is: 5,930,579.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,919,190.82 : 10,928,490.33 = 4,297,518.82 : x
  2. Step 2: Convert to fraction form
    7,919,190.82/10,928,490.33 = 4,297,518.82/x
  3. Step 3: Cross multiply
    7,919,190.82x = 10,928,490.33 × 4,297,518.82
  4. Step 4: Simplify right side
    7,919,190.82x = 46,965,392,867,363.02
  5. Step 5: Solve for x
    x = 46,965,392,867,363.02/7,919,190.82
  6. Step 6: Final answer
    x = 5,930,579.77

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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.