Home / 8,422,245.30-11,622,733.54-4,554,766.47

Finding the Fourth Proportional to 8,422,245.30, 11,622,733.54 and 4,554,766.47

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Solution

The fourth proportional to 8,422,245.30, 11,622,733.54 and 4,554,766.47 is: 6,285,596.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,245.30 : 11,622,733.54 = 4,554,766.47 : x
  2. Step 2: Convert to fraction form
    8,422,245.30/11,622,733.54 = 4,554,766.47/x
  3. Step 3: Cross multiply
    8,422,245.30x = 11,622,733.54 × 4,554,766.47
  4. Step 4: Simplify right side
    8,422,245.30x = 52,938,836,984,556.86
  5. Step 5: Solve for x
    x = 52,938,836,984,556.86/8,422,245.30
  6. Step 6: Final answer
    x = 6,285,596.66

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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.