Home / 40,004,524.80-55,206,509.22-21,669,810.12

Finding the Fourth Proportional to 40,004,524.80, 55,206,509.22 and 21,669,810.12

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Solution

The fourth proportional to 40,004,524.80, 55,206,509.22 and 21,669,810.12 is: 29,904,481.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,004,524.80 : 55,206,509.22 = 21,669,810.12 : x
  2. Step 2: Convert to fraction form
    40,004,524.80/55,206,509.22 = 21,669,810.12/x
  3. Step 3: Cross multiply
    40,004,524.80x = 55,206,509.22 × 21,669,810.12
  4. Step 4: Simplify right side
    40,004,524.80x = 1,196,314,572,185,429.25
  5. Step 5: Solve for x
    x = 1,196,314,572,185,429.25/40,004,524.80
  6. Step 6: Final answer
    x = 29,904,481.51

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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.