Home / 13,208,956.34-18,211,485.56-8,554,517.33

Finding the Fourth Proportional to 13,208,956.34, 18,211,485.56 and 8,554,517.33

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Solution

The fourth proportional to 13,208,956.34, 18,211,485.56 and 8,554,517.33 is: 11,794,305.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,956.34 : 18,211,485.56 = 8,554,517.33 : x
  2. Step 2: Convert to fraction form
    13,208,956.34/18,211,485.56 = 8,554,517.33/x
  3. Step 3: Cross multiply
    13,208,956.34x = 18,211,485.56 × 8,554,517.33
  4. Step 4: Simplify right side
    13,208,956.34x = 155,790,468,694,234.72
  5. Step 5: Solve for x
    x = 155,790,468,694,234.72/13,208,956.34
  6. Step 6: Final answer
    x = 11,794,305.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.