Home / 6,528,768.44-9,780,382.87-5,377,667.51

Finding the Fourth Proportional to 6,528,768.44, 9,780,382.87 and 5,377,667.51

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Solution

The fourth proportional to 6,528,768.44, 9,780,382.87 and 5,377,667.51 is: 8,055,982.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528,768.44 : 9,780,382.87 = 5,377,667.51 : x
  2. Step 2: Convert to fraction form
    6,528,768.44/9,780,382.87 = 5,377,667.51/x
  3. Step 3: Cross multiply
    6,528,768.44x = 9,780,382.87 × 5,377,667.51
  4. Step 4: Simplify right side
    6,528,768.44x = 52,595,647,226,532.59
  5. Step 5: Solve for x
    x = 52,595,647,226,532.59/6,528,768.44
  6. Step 6: Final answer
    x = 8,055,982.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.