Home / 12,241,815.35-18,362,723.03-3,722,138.15

Finding the Fourth Proportional to 12,241,815.35, 18,362,723.03 and 3,722,138.15

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Solution

The fourth proportional to 12,241,815.35, 18,362,723.03 and 3,722,138.15 is: 5,583,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241,815.35 : 18,362,723.03 = 3,722,138.15 : x
  2. Step 2: Convert to fraction form
    12,241,815.35/18,362,723.03 = 3,722,138.15/x
  3. Step 3: Cross multiply
    12,241,815.35x = 18,362,723.03 × 3,722,138.15
  4. Step 4: Simplify right side
    12,241,815.35x = 68,348,591,909,235.90
  5. Step 5: Solve for x
    x = 68,348,591,909,235.90/12,241,815.35
  6. Step 6: Final answer
    x = 5,583,207.23

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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.