Home / 39,366,003.08-54,325,118.32-21,962,351.90

Finding the Fourth Proportional to 39,366,003.08, 54,325,118.32 and 21,962,351.90

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Solution

The fourth proportional to 39,366,003.08, 54,325,118.32 and 21,962,351.90 is: 30,308,064.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,003.08 : 54,325,118.32 = 21,962,351.90 : x
  2. Step 2: Convert to fraction form
    39,366,003.08/54,325,118.32 = 21,962,351.90/x
  3. Step 3: Cross multiply
    39,366,003.08x = 54,325,118.32 × 21,962,351.90
  4. Step 4: Simplify right side
    39,366,003.08x = 1,193,107,365,552,976.75
  5. Step 5: Solve for x
    x = 1,193,107,365,552,976.75/39,366,003.08
  6. Step 6: Final answer
    x = 30,308,064.63

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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.