Home / 5,815,512.40-8,025,643.56-3,237,029.20

Finding the Fourth Proportional to 5,815,512.40, 8,025,643.56 and 3,237,029.20

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Solution

The fourth proportional to 5,815,512.40, 8,025,643.56 and 3,237,029.20 is: 4,467,231.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815,512.40 : 8,025,643.56 = 3,237,029.20 : x
  2. Step 2: Convert to fraction form
    5,815,512.40/8,025,643.56 = 3,237,029.20/x
  3. Step 3: Cross multiply
    5,815,512.40x = 8,025,643.56 × 3,237,029.20
  4. Step 4: Simplify right side
    5,815,512.40x = 25,979,242,552,511.95
  5. Step 5: Solve for x
    x = 25,979,242,552,511.95/5,815,512.40
  6. Step 6: Final answer
    x = 4,467,231.91

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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.