Home / 13,595,961.40-20,393,942.10-5,509,200.85

Finding the Fourth Proportional to 13,595,961.40, 20,393,942.10 and 5,509,200.85

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Solution

The fourth proportional to 13,595,961.40, 20,393,942.10 and 5,509,200.85 is: 8,263,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,595,961.40 : 20,393,942.10 = 5,509,200.85 : x
  2. Step 2: Convert to fraction form
    13,595,961.40/20,393,942.10 = 5,509,200.85/x
  3. Step 3: Cross multiply
    13,595,961.40x = 20,393,942.10 × 5,509,200.85
  4. Step 4: Simplify right side
    13,595,961.40x = 112,354,323,152,170.78
  5. Step 5: Solve for x
    x = 112,354,323,152,170.78/13,595,961.40
  6. Step 6: Final answer
    x = 8,263,801.28

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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.