Home / 13,667,913.54-20,505,189.08-4,083,222.02

Finding the Fourth Proportional to 13,667,913.54, 20,505,189.08 and 4,083,222.02

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Solution

The fourth proportional to 13,667,913.54, 20,505,189.08 and 4,083,222.02 is: 6,125,824.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667,913.54 : 20,505,189.08 = 4,083,222.02 : x
  2. Step 2: Convert to fraction form
    13,667,913.54/20,505,189.08 = 4,083,222.02/x
  3. Step 3: Cross multiply
    13,667,913.54x = 20,505,189.08 × 4,083,222.02
  4. Step 4: Simplify right side
    13,667,913.54x = 83,727,239,483,401.66
  5. Step 5: Solve for x
    x = 83,727,239,483,401.66/13,667,913.54
  6. Step 6: Final answer
    x = 6,125,824.49

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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.