Home / 6,131,278.84-9,198,033.90-2,087,559.64

Finding the Fourth Proportional to 6,131,278.84, 9,198,033.90 and 2,087,559.64

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Solution

The fourth proportional to 6,131,278.84, 9,198,033.90 and 2,087,559.64 is: 3,131,719.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131,278.84 : 9,198,033.90 = 2,087,559.64 : x
  2. Step 2: Convert to fraction form
    6,131,278.84/9,198,033.90 = 2,087,559.64/x
  3. Step 3: Cross multiply
    6,131,278.84x = 9,198,033.90 × 2,087,559.64
  4. Step 4: Simplify right side
    6,131,278.84x = 19,201,444,336,991.80
  5. Step 5: Solve for x
    x = 19,201,444,336,991.80/6,131,278.84
  6. Step 6: Final answer
    x = 3,131,719.31

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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.