Home / 13,622,644.80-20,398,537.80-8,804,246.40

Finding the Fourth Proportional to 13,622,644.80, 20,398,537.80 and 8,804,246.40

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Solution

The fourth proportional to 13,622,644.80, 20,398,537.80 and 8,804,246.40 is: 13,183,471.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,622,644.80 : 20,398,537.80 = 8,804,246.40 : x
  2. Step 2: Convert to fraction form
    13,622,644.80/20,398,537.80 = 8,804,246.40/x
  3. Step 3: Cross multiply
    13,622,644.80x = 20,398,537.80 × 8,804,246.40
  4. Step 4: Simplify right side
    13,622,644.80x = 179,593,752,990,913.94
  5. Step 5: Solve for x
    x = 179,593,752,990,913.94/13,622,644.80
  6. Step 6: Final answer
    x = 13,183,471.76

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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.