Home / 31,530,400.26-43,526,600.04-18,475,847.34

Finding the Fourth Proportional to 31,530,400.26, 43,526,600.04 and 18,475,847.34

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Solution

The fourth proportional to 31,530,400.26, 43,526,600.04 and 18,475,847.34 is: 25,505,252.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,530,400.26 : 43,526,600.04 = 18,475,847.34 : x
  2. Step 2: Convert to fraction form
    31,530,400.26/43,526,600.04 = 18,475,847.34/x
  3. Step 3: Cross multiply
    31,530,400.26x = 43,526,600.04 × 18,475,847.34
  4. Step 4: Simplify right side
    31,530,400.26x = 804,190,817,568,277.88
  5. Step 5: Solve for x
    x = 804,190,817,568,277.88/31,530,400.26
  6. Step 6: Final answer
    x = 25,505,252.42

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1.5x scale

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.