Home / 13,673,163.90-20,509,745.85-8,571,330.30

Finding the Fourth Proportional to 13,673,163.90, 20,509,745.85 and 8,571,330.30

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Solution

The fourth proportional to 13,673,163.90, 20,509,745.85 and 8,571,330.30 is: 12,856,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,673,163.90 : 20,509,745.85 = 8,571,330.30 : x
  2. Step 2: Convert to fraction form
    13,673,163.90/20,509,745.85 = 8,571,330.30/x
  3. Step 3: Cross multiply
    13,673,163.90x = 20,509,745.85 × 8,571,330.30
  4. Step 4: Simplify right side
    13,673,163.90x = 175,795,806,049,404.28
  5. Step 5: Solve for x
    x = 175,795,806,049,404.28/13,673,163.90
  6. Step 6: Final answer
    x = 12,856,995.45

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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.