Home / 5,162,504.37-7,123,963.41-2,870,615.85

Finding the Fourth Proportional to 5,162,504.37, 7,123,963.41 and 2,870,615.85

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Solution

The fourth proportional to 5,162,504.37, 7,123,963.41 and 2,870,615.85 is: 3,961,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162,504.37 : 7,123,963.41 = 2,870,615.85 : x
  2. Step 2: Convert to fraction form
    5,162,504.37/7,123,963.41 = 2,870,615.85/x
  3. Step 3: Cross multiply
    5,162,504.37x = 7,123,963.41 × 2,870,615.85
  4. Step 4: Simplify right side
    5,162,504.37x = 20,450,162,279,566.05
  5. Step 5: Solve for x
    x = 20,450,162,279,566.05/5,162,504.37
  6. Step 6: Final answer
    x = 3,961,287.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.