Home / 8,181,863.18-11,288,469.03-4,743,418.06

Finding the Fourth Proportional to 8,181,863.18, 11,288,469.03 and 4,743,418.06

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Solution

The fourth proportional to 8,181,863.18, 11,288,469.03 and 4,743,418.06 is: 6,544,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181,863.18 : 11,288,469.03 = 4,743,418.06 : x
  2. Step 2: Convert to fraction form
    8,181,863.18/11,288,469.03 = 4,743,418.06/x
  3. Step 3: Cross multiply
    8,181,863.18x = 11,288,469.03 × 4,743,418.06
  4. Step 4: Simplify right side
    8,181,863.18x = 53,545,927,866,652.67
  5. Step 5: Solve for x
    x = 53,545,927,866,652.67/8,181,863.18
  6. Step 6: Final answer
    x = 6,544,466.30

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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.