Home / 7,981,415.49-11,014,352.96-4,310,331.71

Finding the Fourth Proportional to 7,981,415.49, 11,014,352.96 and 4,310,331.71

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Solution

The fourth proportional to 7,981,415.49, 11,014,352.96 and 4,310,331.71 is: 5,948,257.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981,415.49 : 11,014,352.96 = 4,310,331.71 : x
  2. Step 2: Convert to fraction form
    7,981,415.49/11,014,352.96 = 4,310,331.71/x
  3. Step 3: Cross multiply
    7,981,415.49x = 11,014,352.96 × 4,310,331.71
  4. Step 4: Simplify right side
    7,981,415.49x = 47,475,514,751,996.94
  5. Step 5: Solve for x
    x = 47,475,514,751,996.94/7,981,415.49
  6. Step 6: Final answer
    x = 5,948,257.53

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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.