Home / 13,451,325.56-20,180,367.24-3,866,721.52

Finding the Fourth Proportional to 13,451,325.56, 20,180,367.24 and 3,866,721.52

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Solution

The fourth proportional to 13,451,325.56, 20,180,367.24 and 3,866,721.52 is: 5,801,053.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,451,325.56 : 20,180,367.24 = 3,866,721.52 : x
  2. Step 2: Convert to fraction form
    13,451,325.56/20,180,367.24 = 3,866,721.52/x
  3. Step 3: Cross multiply
    13,451,325.56x = 20,180,367.24 × 3,866,721.52
  4. Step 4: Simplify right side
    13,451,325.56x = 78,031,860,288,411
  5. Step 5: Solve for x
    x = 78,031,860,288,411/13,451,325.56
  6. Step 6: Final answer
    x = 5,801,053.58

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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.