Home / 13,334,706.30-20,002,059.45-13,122,129.90

Finding the Fourth Proportional to 13,334,706.30, 20,002,059.45 and 13,122,129.90

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Solution

The fourth proportional to 13,334,706.30, 20,002,059.45 and 13,122,129.90 is: 19,683,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334,706.30 : 20,002,059.45 = 13,122,129.90 : x
  2. Step 2: Convert to fraction form
    13,334,706.30/20,002,059.45 = 13,122,129.90/x
  3. Step 3: Cross multiply
    13,334,706.30x = 20,002,059.45 × 13,122,129.90
  4. Step 4: Simplify right side
    13,334,706.30x = 262,469,622,370,422.56
  5. Step 5: Solve for x
    x = 262,469,622,370,422.56/13,334,706.30
  6. Step 6: Final answer
    x = 19,683,194.85

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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.