Home / 6,640,243.22-9,163,293.63-3,699,908.39

Finding the Fourth Proportional to 6,640,243.22, 9,163,293.63 and 3,699,908.39

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Solution

The fourth proportional to 6,640,243.22, 9,163,293.63 and 3,699,908.39 is: 5,105,738.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,243.22 : 9,163,293.63 = 3,699,908.39 : x
  2. Step 2: Convert to fraction form
    6,640,243.22/9,163,293.63 = 3,699,908.39/x
  3. Step 3: Cross multiply
    6,640,243.22x = 9,163,293.63 × 3,699,908.39
  4. Step 4: Simplify right side
    6,640,243.22x = 33,903,346,981,670.56
  5. Step 5: Solve for x
    x = 33,903,346,981,670.56/6,640,243.22
  6. Step 6: Final answer
    x = 5,105,738.73

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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.