Home / 6,517,720.80-9,785,912.40-3,683,368.80

Finding the Fourth Proportional to 6,517,720.80, 9,785,912.40 and 3,683,368.80

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Solution

The fourth proportional to 6,517,720.80, 9,785,912.40 and 3,683,368.80 is: 5,530,326.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517,720.80 : 9,785,912.40 = 3,683,368.80 : x
  2. Step 2: Convert to fraction form
    6,517,720.80/9,785,912.40 = 3,683,368.80/x
  3. Step 3: Cross multiply
    6,517,720.80x = 9,785,912.40 × 3,683,368.80
  4. Step 4: Simplify right side
    6,517,720.80x = 36,045,124,413,693.12
  5. Step 5: Solve for x
    x = 36,045,124,413,693.12/6,517,720.80
  6. Step 6: Final answer
    x = 5,530,326.55

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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.