Home / 13,599,238.20-20,381,142.60-5,505,588.60

Finding the Fourth Proportional to 13,599,238.20, 20,381,142.60 and 5,505,588.60

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Solution

The fourth proportional to 13,599,238.20, 20,381,142.60 and 5,505,588.60 is: 8,251,211.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,599,238.20 : 20,381,142.60 = 5,505,588.60 : x
  2. Step 2: Convert to fraction form
    13,599,238.20/20,381,142.60 = 5,505,588.60/x
  3. Step 3: Cross multiply
    13,599,238.20x = 20,381,142.60 × 5,505,588.60
  4. Step 4: Simplify right side
    13,599,238.20x = 112,210,186,353,534.36
  5. Step 5: Solve for x
    x = 112,210,186,353,534.36/13,599,238.20
  6. Step 6: Final answer
    x = 8,251,211.19

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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.