Home / 13,856,503.24-20,782,305.42-3,759,911.56

Finding the Fourth Proportional to 13,856,503.24, 20,782,305.42 and 3,759,911.56

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Solution

The fourth proportional to 13,856,503.24, 20,782,305.42 and 3,759,911.56 is: 5,639,202.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856,503.24 : 20,782,305.42 = 3,759,911.56 : x
  2. Step 2: Convert to fraction form
    13,856,503.24/20,782,305.42 = 3,759,911.56/x
  3. Step 3: Cross multiply
    13,856,503.24x = 20,782,305.42 × 3,759,911.56
  4. Step 4: Simplify right side
    13,856,503.24x = 78,139,630,392,108.66
  5. Step 5: Solve for x
    x = 78,139,630,392,108.66/13,856,503.24
  6. Step 6: Final answer
    x = 5,639,202.69

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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.