Home / 7,400,245.71-11,095,317.04-3,942,502.39

Finding the Fourth Proportional to 7,400,245.71, 11,095,317.04 and 3,942,502.39

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Solution

The fourth proportional to 7,400,245.71, 11,095,317.04 and 3,942,502.39 is: 5,911,062.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400,245.71 : 11,095,317.04 = 3,942,502.39 : x
  2. Step 2: Convert to fraction form
    7,400,245.71/11,095,317.04 = 3,942,502.39/x
  3. Step 3: Cross multiply
    7,400,245.71x = 11,095,317.04 × 3,942,502.39
  4. Step 4: Simplify right side
    7,400,245.71x = 43,743,313,948,007.73
  5. Step 5: Solve for x
    x = 43,743,313,948,007.73/7,400,245.71
  6. Step 6: Final answer
    x = 5,911,062.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.