Home / 20,241,194.40-27,933,163.20-11,073,990.24

Finding the Fourth Proportional to 20,241,194.40, 27,933,163.20 and 11,073,990.24

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Solution

The fourth proportional to 20,241,194.40, 27,933,163.20 and 11,073,990.24 is: 15,282,278.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,241,194.40 : 27,933,163.20 = 11,073,990.24 : x
  2. Step 2: Convert to fraction form
    20,241,194.40/27,933,163.20 = 11,073,990.24/x
  3. Step 3: Cross multiply
    20,241,194.40x = 27,933,163.20 × 11,073,990.24
  4. Step 4: Simplify right side
    20,241,194.40x = 309,331,576,649,127.19
  5. Step 5: Solve for x
    x = 309,331,576,649,127.19/20,241,194.40
  6. Step 6: Final answer
    x = 15,282,278.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.