Home / 6,443,203.10-8,891,392.59-3,542,571.36

Finding the Fourth Proportional to 6,443,203.10, 8,891,392.59 and 3,542,571.36

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Solution

The fourth proportional to 6,443,203.10, 8,891,392.59 and 3,542,571.36 is: 4,888,623.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,203.10 : 8,891,392.59 = 3,542,571.36 : x
  2. Step 2: Convert to fraction form
    6,443,203.10/8,891,392.59 = 3,542,571.36/x
  3. Step 3: Cross multiply
    6,443,203.10x = 8,891,392.59 × 3,542,571.36
  4. Step 4: Simplify right side
    6,443,203.10x = 31,498,392,739,850.22
  5. Step 5: Solve for x
    x = 31,498,392,739,850.22/6,443,203.10
  6. Step 6: Final answer
    x = 4,888,623.29

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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.