Home / 40,025,453.90-55,241,049.75-25,342,485.08

Finding the Fourth Proportional to 40,025,453.90, 55,241,049.75 and 25,342,485.08

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Solution

The fourth proportional to 40,025,453.90, 55,241,049.75 and 25,342,485.08 is: 34,976,379.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,025,453.90 : 55,241,049.75 = 25,342,485.08 : x
  2. Step 2: Convert to fraction form
    40,025,453.90/55,241,049.75 = 25,342,485.08/x
  3. Step 3: Cross multiply
    40,025,453.90x = 55,241,049.75 × 25,342,485.08
  4. Step 4: Simplify right side
    40,025,453.90x = 1,399,945,479,092,912.75
  5. Step 5: Solve for x
    x = 1,399,945,479,092,912.75/40,025,453.90
  6. Step 6: Final answer
    x = 34,976,379.85

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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.