Home / 5,438,185.08-7,504,113.96-3,145,917.48

Finding the Fourth Proportional to 5,438,185.08, 7,504,113.96 and 3,145,917.48

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Solution

The fourth proportional to 5,438,185.08, 7,504,113.96 and 3,145,917.48 is: 4,341,029.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,185.08 : 7,504,113.96 = 3,145,917.48 : x
  2. Step 2: Convert to fraction form
    5,438,185.08/7,504,113.96 = 3,145,917.48/x
  3. Step 3: Cross multiply
    5,438,185.08x = 7,504,113.96 × 3,145,917.48
  4. Step 4: Simplify right side
    5,438,185.08x = 23,607,323,278,676.02
  5. Step 5: Solve for x
    x = 23,607,323,278,676.02/5,438,185.08
  6. Step 6: Final answer
    x = 4,341,029.76

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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.