Home / 10,112,485.20-15,170,238.32-3,722,251.76

Finding the Fourth Proportional to 10,112,485.20, 15,170,238.32 and 3,722,251.76

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Solution

The fourth proportional to 10,112,485.20, 15,170,238.32 and 3,722,251.76 is: 5,583,933.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112,485.20 : 15,170,238.32 = 3,722,251.76 : x
  2. Step 2: Convert to fraction form
    10,112,485.20/15,170,238.32 = 3,722,251.76/x
  3. Step 3: Cross multiply
    10,112,485.20x = 15,170,238.32 × 3,722,251.76
  4. Step 4: Simplify right side
    10,112,485.20x = 56,467,446,286,239.44
  5. Step 5: Solve for x
    x = 56,467,446,286,239.44/10,112,485.20
  6. Step 6: Final answer
    x = 5,583,933.64

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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.