Home / 6,862,100.20-9,469,515.54-3,961,393

Finding the Fourth Proportional to 6,862,100.20, 9,469,515.54 and 3,961,393

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Solution

The fourth proportional to 6,862,100.20, 9,469,515.54 and 3,961,393 is: 5,466,616.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,862,100.20 : 9,469,515.54 = 3,961,393 : x
  2. Step 2: Convert to fraction form
    6,862,100.20/9,469,515.54 = 3,961,393/x
  3. Step 3: Cross multiply
    6,862,100.20x = 9,469,515.54 × 3,961,393
  4. Step 4: Simplify right side
    6,862,100.20x = 37,512,472,573,547.22
  5. Step 5: Solve for x
    x = 37,512,472,573,547.22/6,862,100.20
  6. Step 6: Final answer
    x = 5,466,616.85

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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.