Home / 21,844,301.64-30,145,775.37-11,921,820.75

Finding the Fourth Proportional to 21,844,301.64, 30,145,775.37 and 11,921,820.75

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Solution

The fourth proportional to 21,844,301.64, 30,145,775.37 and 11,921,820.75 is: 16,452,461.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,844,301.64 : 30,145,775.37 = 11,921,820.75 : x
  2. Step 2: Convert to fraction form
    21,844,301.64/30,145,775.37 = 11,921,820.75/x
  3. Step 3: Cross multiply
    21,844,301.64x = 30,145,775.37 × 11,921,820.75
  4. Step 4: Simplify right side
    21,844,301.64x = 359,392,530,263,198.94
  5. Step 5: Solve for x
    x = 359,392,530,263,198.94/21,844,301.64
  6. Step 6: Final answer
    x = 16,452,461.43

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