Home / 13,882,162.56-20,822,630.40-3,784,784.64

Finding the Fourth Proportional to 13,882,162.56, 20,822,630.40 and 3,784,784.64

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Solution

The fourth proportional to 13,882,162.56, 20,822,630.40 and 3,784,784.64 is: 5,677,009.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882,162.56 : 20,822,630.40 = 3,784,784.64 : x
  2. Step 2: Convert to fraction form
    13,882,162.56/20,822,630.40 = 3,784,784.64/x
  3. Step 3: Cross multiply
    13,882,162.56x = 20,822,630.40 × 3,784,784.64
  4. Step 4: Simplify right side
    13,882,162.56x = 78,809,171,702,317.05
  5. Step 5: Solve for x
    x = 78,809,171,702,317.05/13,882,162.56
  6. Step 6: Final answer
    x = 5,677,009.71

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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.