Home / 5,008,834-7,514,430.44-3,988,025.20

Finding the Fourth Proportional to 5,008,834, 7,514,430.44 and 3,988,025.20

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Solution

The fourth proportional to 5,008,834, 7,514,430.44 and 3,988,025.20 is: 5,982,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008,834 : 7,514,430.44 = 3,988,025.20 : x
  2. Step 2: Convert to fraction form
    5,008,834/7,514,430.44 = 3,988,025.20/x
  3. Step 3: Cross multiply
    5,008,834x = 7,514,430.44 × 3,988,025.20
  4. Step 4: Simplify right side
    5,008,834x = 29,967,737,958,367.09
  5. Step 5: Solve for x
    x = 29,967,737,958,367.09/5,008,834
  6. Step 6: Final answer
    x = 5,982,976.87

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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.