Home / 13,267,067.72-19,902,352.62-4,631,323.64

Finding the Fourth Proportional to 13,267,067.72, 19,902,352.62 and 4,631,323.64

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Solution

The fourth proportional to 13,267,067.72, 19,902,352.62 and 4,631,323.64 is: 6,947,596.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267,067.72 : 19,902,352.62 = 4,631,323.64 : x
  2. Step 2: Convert to fraction form
    13,267,067.72/19,902,352.62 = 4,631,323.64/x
  3. Step 3: Cross multiply
    13,267,067.72x = 19,902,352.62 × 4,631,323.64
  4. Step 4: Simplify right side
    13,267,067.72x = 92,174,236,180,621.94
  5. Step 5: Solve for x
    x = 92,174,236,180,621.94/13,267,067.72
  6. Step 6: Final answer
    x = 6,947,596.72

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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.