Home / 13,493,708.35-20,234,477.19-6,667,620.25

Finding the Fourth Proportional to 13,493,708.35, 20,234,477.19 and 6,667,620.25

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Solution

The fourth proportional to 13,493,708.35, 20,234,477.19 and 6,667,620.25 is: 9,998,423.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493,708.35 : 20,234,477.19 = 6,667,620.25 : x
  2. Step 2: Convert to fraction form
    13,493,708.35/20,234,477.19 = 6,667,620.25/x
  3. Step 3: Cross multiply
    13,493,708.35x = 20,234,477.19 × 6,667,620.25
  4. Step 4: Simplify right side
    13,493,708.35x = 134,915,809,860,207.11
  5. Step 5: Solve for x
    x = 134,915,809,860,207.11/13,493,708.35
  6. Step 6: Final answer
    x = 9,998,423.44

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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.