Home / 13,353,383.97-20,052,998.27-8,196,276.56

Finding the Fourth Proportional to 13,353,383.97, 20,052,998.27 and 8,196,276.56

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Solution

The fourth proportional to 13,353,383.97, 20,052,998.27 and 8,196,276.56 is: 12,308,484.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353,383.97 : 20,052,998.27 = 8,196,276.56 : x
  2. Step 2: Convert to fraction form
    13,353,383.97/20,052,998.27 = 8,196,276.56/x
  3. Step 3: Cross multiply
    13,353,383.97x = 20,052,998.27 × 8,196,276.56
  4. Step 4: Simplify right side
    13,353,383.97x = 164,359,919,678,121.53
  5. Step 5: Solve for x
    x = 164,359,919,678,121.53/13,353,383.97
  6. Step 6: Final answer
    x = 12,308,484.50

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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.