Home / 39,366,005.10-54,325,121.10-21,962,353.92

Finding the Fourth Proportional to 39,366,005.10, 54,325,121.10 and 21,962,353.92

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Solution

The fourth proportional to 39,366,005.10, 54,325,121.10 and 21,962,353.92 is: 30,308,067.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,005.10 : 54,325,121.10 = 21,962,353.92 : x
  2. Step 2: Convert to fraction form
    39,366,005.10/54,325,121.10 = 21,962,353.92/x
  3. Step 3: Cross multiply
    39,366,005.10x = 54,325,121.10 × 21,962,353.92
  4. Step 4: Simplify right side
    39,366,005.10x = 1,193,107,536,345,059.75
  5. Step 5: Solve for x
    x = 1,193,107,536,345,059.75/39,366,005.10
  6. Step 6: Final answer
    x = 30,308,067.41

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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.