Home / 7,882,863.80-11,826,045.30-3,622,004.60

Finding the Fourth Proportional to 7,882,863.80, 11,826,045.30 and 3,622,004.60

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Solution

The fourth proportional to 7,882,863.80, 11,826,045.30 and 3,622,004.60 is: 5,433,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,863.80 : 11,826,045.30 = 3,622,004.60 : x
  2. Step 2: Convert to fraction form
    7,882,863.80/11,826,045.30 = 3,622,004.60/x
  3. Step 3: Cross multiply
    7,882,863.80x = 11,826,045.30 × 3,622,004.60
  4. Step 4: Simplify right side
    7,882,863.80x = 42,833,990,476,408.38
  5. Step 5: Solve for x
    x = 42,833,990,476,408.38/7,882,863.80
  6. Step 6: Final answer
    x = 5,433,810.80

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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.