Home / 13,838,408.15-20,749,581.46-6,551,806.73

Finding the Fourth Proportional to 13,838,408.15, 20,749,581.46 and 6,551,806.73

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Solution

The fourth proportional to 13,838,408.15, 20,749,581.46 and 6,551,806.73 is: 9,823,907.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,838,408.15 : 20,749,581.46 = 6,551,806.73 : x
  2. Step 2: Convert to fraction form
    13,838,408.15/20,749,581.46 = 6,551,806.73/x
  3. Step 3: Cross multiply
    13,838,408.15x = 20,749,581.46 × 6,551,806.73
  4. Step 4: Simplify right side
    13,838,408.15x = 135,947,247,334,183.80
  5. Step 5: Solve for x
    x = 135,947,247,334,183.80/13,838,408.15
  6. Step 6: Final answer
    x = 9,823,907.92

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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.