Home / 18,533,251.76-27,800,041.66-7,609,449.20

Finding the Fourth Proportional to 18,533,251.76, 27,800,041.66 and 7,609,449.20

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Solution

The fourth proportional to 18,533,251.76, 27,800,041.66 and 7,609,449.20 is: 11,414,241.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,533,251.76 : 27,800,041.66 = 7,609,449.20 : x
  2. Step 2: Convert to fraction form
    18,533,251.76/27,800,041.66 = 7,609,449.20/x
  3. Step 3: Cross multiply
    18,533,251.76x = 27,800,041.66 × 7,609,449.20
  4. Step 4: Simplify right side
    18,533,251.76x = 211,543,004,611,629.84
  5. Step 5: Solve for x
    x = 211,543,004,611,629.84/18,533,251.76
  6. Step 6: Final answer
    x = 11,414,241.14

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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.