Home / 10,728,989.22-14,805,554.42-6,083,086.80

Finding the Fourth Proportional to 10,728,989.22, 14,805,554.42 and 6,083,086.80

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Solution

The fourth proportional to 10,728,989.22, 14,805,554.42 and 6,083,086.80 is: 8,394,404.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,989.22 : 14,805,554.42 = 6,083,086.80 : x
  2. Step 2: Convert to fraction form
    10,728,989.22/14,805,554.42 = 6,083,086.80/x
  3. Step 3: Cross multiply
    10,728,989.22x = 14,805,554.42 × 6,083,086.80
  4. Step 4: Simplify right side
    10,728,989.22x = 90,063,472,658,983.66
  5. Step 5: Solve for x
    x = 90,063,472,658,983.66/10,728,989.22
  6. Step 6: Final answer
    x = 8,394,404.25

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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.