Home / 5,008,832-7,514,427.44-3,988,023.20

Finding the Fourth Proportional to 5,008,832, 7,514,427.44 and 3,988,023.20

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Solution

The fourth proportional to 5,008,832, 7,514,427.44 and 3,988,023.20 is: 5,982,973.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008,832 : 7,514,427.44 = 3,988,023.20 : x
  2. Step 2: Convert to fraction form
    5,008,832/7,514,427.44 = 3,988,023.20/x
  3. Step 3: Cross multiply
    5,008,832x = 7,514,427.44 × 3,988,023.20
  4. Step 4: Simplify right side
    5,008,832x = 29,967,710,965,436.61
  5. Step 5: Solve for x
    x = 29,967,710,965,436.61/5,008,832
  6. Step 6: Final answer
    x = 5,982,973.87

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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.