Home / 6,121,216.56-8,447,343.48-3,367,940.16

Finding the Fourth Proportional to 6,121,216.56, 8,447,343.48 and 3,367,940.16

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Solution

The fourth proportional to 6,121,216.56, 8,447,343.48 and 3,367,940.16 is: 4,647,792.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,216.56 : 8,447,343.48 = 3,367,940.16 : x
  2. Step 2: Convert to fraction form
    6,121,216.56/8,447,343.48 = 3,367,940.16/x
  3. Step 3: Cross multiply
    6,121,216.56x = 8,447,343.48 × 3,367,940.16
  4. Step 4: Simplify right side
    6,121,216.56x = 28,450,147,351,606.16
  5. Step 5: Solve for x
    x = 28,450,147,351,606.16/6,121,216.56
  6. Step 6: Final answer
    x = 4,647,792.98

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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.