Home / 8,491,385.30-12,725,294.04-3,869,075.24

Finding the Fourth Proportional to 8,491,385.30, 12,725,294.04 and 3,869,075.24

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Solution

The fourth proportional to 8,491,385.30, 12,725,294.04 and 3,869,075.24 is: 5,798,243.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,491,385.30 : 12,725,294.04 = 3,869,075.24 : x
  2. Step 2: Convert to fraction form
    8,491,385.30/12,725,294.04 = 3,869,075.24/x
  3. Step 3: Cross multiply
    8,491,385.30x = 12,725,294.04 × 3,869,075.24
  4. Step 4: Simplify right side
    8,491,385.30x = 49,235,120,091,883.57
  5. Step 5: Solve for x
    x = 49,235,120,091,883.57/8,491,385.30
  6. Step 6: Final answer
    x = 5,798,243.56

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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.