Home / 13,794,293.76-20,691,440.64-4,209,722.88

Finding the Fourth Proportional to 13,794,293.76, 20,691,440.64 and 4,209,722.88

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Solution

The fourth proportional to 13,794,293.76, 20,691,440.64 and 4,209,722.88 is: 6,314,584.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794,293.76 : 20,691,440.64 = 4,209,722.88 : x
  2. Step 2: Convert to fraction form
    13,794,293.76/20,691,440.64 = 4,209,722.88/x
  3. Step 3: Cross multiply
    13,794,293.76x = 20,691,440.64 × 4,209,722.88
  4. Step 4: Simplify right side
    13,794,293.76x = 87,105,231,082,369.84
  5. Step 5: Solve for x
    x = 87,105,231,082,369.84/13,794,293.76
  6. Step 6: Final answer
    x = 6,314,584.32

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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.