Home / 19,107,391.24-28,593,772.62-11,922,309.64

Finding the Fourth Proportional to 19,107,391.24, 28,593,772.62 and 11,922,309.64

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Solution

The fourth proportional to 19,107,391.24, 28,593,772.62 and 11,922,309.64 is: 17,841,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107,391.24 : 28,593,772.62 = 11,922,309.64 : x
  2. Step 2: Convert to fraction form
    19,107,391.24/28,593,772.62 = 11,922,309.64/x
  3. Step 3: Cross multiply
    19,107,391.24x = 28,593,772.62 × 11,922,309.64
  4. Step 4: Simplify right side
    19,107,391.24x = 340,903,810,951,394.06
  5. Step 5: Solve for x
    x = 340,903,810,951,394.06/19,107,391.24
  6. Step 6: Final answer
    x = 17,841,462.85

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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.