Home / 6,491,215.08-8,954,859.78-4,200,114.60

Finding the Fourth Proportional to 6,491,215.08, 8,954,859.78 and 4,200,114.60

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Solution

The fourth proportional to 6,491,215.08, 8,954,859.78 and 4,200,114.60 is: 5,794,205.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491,215.08 : 8,954,859.78 = 4,200,114.60 : x
  2. Step 2: Convert to fraction form
    6,491,215.08/8,954,859.78 = 4,200,114.60/x
  3. Step 3: Cross multiply
    6,491,215.08x = 8,954,859.78 × 4,200,114.60
  4. Step 4: Simplify right side
    6,491,215.08x = 37,611,437,302,930.78
  5. Step 5: Solve for x
    x = 37,611,437,302,930.78/6,491,215.08
  6. Step 6: Final answer
    x = 5,794,205.99

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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.