Home / 6,517,728.80-9,785,924.40-3,683,376.80

Finding the Fourth Proportional to 6,517,728.80, 9,785,924.40 and 3,683,376.80

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Solution

The fourth proportional to 6,517,728.80, 9,785,924.40 and 3,683,376.80 is: 5,530,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517,728.80 : 9,785,924.40 = 3,683,376.80 : x
  2. Step 2: Convert to fraction form
    6,517,728.80/9,785,924.40 = 3,683,376.80/x
  3. Step 3: Cross multiply
    6,517,728.80x = 9,785,924.40 × 3,683,376.80
  4. Step 4: Simplify right side
    6,517,728.80x = 36,045,246,901,513.92
  5. Step 5: Solve for x
    x = 36,045,246,901,513.92/6,517,728.80
  6. Step 6: Final answer
    x = 5,530,338.56

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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.