Home / 39,921,277.41-55,091,324.25-21,586,519.17

Finding the Fourth Proportional to 39,921,277.41, 55,091,324.25 and 21,586,519.17

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Solution

The fourth proportional to 39,921,277.41, 55,091,324.25 and 21,586,519.17 is: 29,789,375.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,921,277.41 : 55,091,324.25 = 21,586,519.17 : x
  2. Step 2: Convert to fraction form
    39,921,277.41/55,091,324.25 = 21,586,519.17/x
  3. Step 3: Cross multiply
    39,921,277.41x = 55,091,324.25 × 21,586,519.17
  4. Step 4: Simplify right side
    39,921,277.41x = 1,189,229,927,023,311
  5. Step 5: Solve for x
    x = 1,189,229,927,023,311/39,921,277.41
  6. Step 6: Final answer
    x = 29,789,375.60

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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.