Home / 14,100,836.80-21,151,255.20-9,307,404.85

Finding the Fourth Proportional to 14,100,836.80, 21,151,255.20 and 9,307,404.85

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Solution

The fourth proportional to 14,100,836.80, 21,151,255.20 and 9,307,404.85 is: 13,961,107.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100,836.80 : 21,151,255.20 = 9,307,404.85 : x
  2. Step 2: Convert to fraction form
    14,100,836.80/21,151,255.20 = 9,307,404.85/x
  3. Step 3: Cross multiply
    14,100,836.80x = 21,151,255.20 × 9,307,404.85
  4. Step 4: Simplify right side
    14,100,836.80x = 196,863,295,232,067.72
  5. Step 5: Solve for x
    x = 196,863,295,232,067.72/14,100,836.80
  6. Step 6: Final answer
    x = 13,961,107.28

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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.