Home / 13,451,495.68-20,180,623.04-3,866,891.56

Finding the Fourth Proportional to 13,451,495.68, 20,180,623.04 and 3,866,891.56

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Solution

The fourth proportional to 13,451,495.68, 20,180,623.04 and 3,866,891.56 is: 5,801,308.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,451,495.68 : 20,180,623.04 = 3,866,891.56 : x
  2. Step 2: Convert to fraction form
    13,451,495.68/20,180,623.04 = 3,866,891.56/x
  3. Step 3: Cross multiply
    13,451,495.68x = 20,180,623.04 × 3,866,891.56
  4. Step 4: Simplify right side
    13,451,495.68x = 78,036,280,908,917.55
  5. Step 5: Solve for x
    x = 78,036,280,908,917.55/13,451,495.68
  6. Step 6: Final answer
    x = 5,801,308.85

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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.