Home / 14,347,587-21,519,162.05-5,247,556.54

Finding the Fourth Proportional to 14,347,587, 21,519,162.05 and 5,247,556.54

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Solution

The fourth proportional to 14,347,587, 21,519,162.05 and 5,247,556.54 is: 7,870,523.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,347,587 : 21,519,162.05 = 5,247,556.54 : x
  2. Step 2: Convert to fraction form
    14,347,587/21,519,162.05 = 5,247,556.54/x
  3. Step 3: Cross multiply
    14,347,587x = 21,519,162.05 × 5,247,556.54
  4. Step 4: Simplify right side
    14,347,587x = 112,923,019,550,797.31
  5. Step 5: Solve for x
    x = 112,923,019,550,797.31/14,347,587
  6. Step 6: Final answer
    x = 7,870,523.42

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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.