Home / 13,973,619.80-20,947,963.80-5,451,974.30

Finding the Fourth Proportional to 13,973,619.80, 20,947,963.80 and 5,451,974.30

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Solution

The fourth proportional to 13,973,619.80, 20,947,963.80 and 5,451,974.30 is: 8,173,097.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973,619.80 : 20,947,963.80 = 5,451,974.30 : x
  2. Step 2: Convert to fraction form
    13,973,619.80/20,947,963.80 = 5,451,974.30/x
  3. Step 3: Cross multiply
    13,973,619.80x = 20,947,963.80 × 5,451,974.30
  4. Step 4: Simplify right side
    13,973,619.80x = 114,207,760,274,930.34
  5. Step 5: Solve for x
    x = 114,207,760,274,930.34/13,973,619.80
  6. Step 6: Final answer
    x = 8,173,097.73

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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.