Home / 6,178,125.40-9,267,188.10-2,189,440.60

Finding the Fourth Proportional to 6,178,125.40, 9,267,188.10 and 2,189,440.60

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Solution

The fourth proportional to 6,178,125.40, 9,267,188.10 and 2,189,440.60 is: 3,284,160.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,125.40 : 9,267,188.10 = 2,189,440.60 : x
  2. Step 2: Convert to fraction form
    6,178,125.40/9,267,188.10 = 2,189,440.60/x
  3. Step 3: Cross multiply
    6,178,125.40x = 9,267,188.10 × 2,189,440.60
  4. Step 4: Simplify right side
    6,178,125.40x = 20,289,957,873,976.86
  5. Step 5: Solve for x
    x = 20,289,957,873,976.86/6,178,125.40
  6. Step 6: Final answer
    x = 3,284,160.90

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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.