Home / 7,237,600.72-9,987,182-4,181,749.36

Finding the Fourth Proportional to 7,237,600.72, 9,987,182 and 4,181,749.36

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Solution

The fourth proportional to 7,237,600.72, 9,987,182 and 4,181,749.36 is: 5,770,405.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237,600.72 : 9,987,182 = 4,181,749.36 : x
  2. Step 2: Convert to fraction form
    7,237,600.72/9,987,182 = 4,181,749.36/x
  3. Step 3: Cross multiply
    7,237,600.72x = 9,987,182 × 4,181,749.36
  4. Step 4: Simplify right side
    7,237,600.72x = 41,763,891,936,703.52
  5. Step 5: Solve for x
    x = 41,763,891,936,703.52/7,237,600.72
  6. Step 6: Final answer
    x = 5,770,405.63

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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.