Home / 13,484,185.78-20,229,078.03-4,508,504.50

Finding the Fourth Proportional to 13,484,185.78, 20,229,078.03 and 4,508,504.50

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Solution

The fourth proportional to 13,484,185.78, 20,229,078.03 and 4,508,504.50 is: 6,763,692.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,185.78 : 20,229,078.03 = 4,508,504.50 : x
  2. Step 2: Convert to fraction form
    13,484,185.78/20,229,078.03 = 4,508,504.50/x
  3. Step 3: Cross multiply
    13,484,185.78x = 20,229,078.03 × 4,508,504.50
  4. Step 4: Simplify right side
    13,484,185.78x = 91,202,889,329,106.14
  5. Step 5: Solve for x
    x = 91,202,889,329,106.14/13,484,185.78
  6. Step 6: Final answer
    x = 6,763,692.73

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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.