Home / 11,638,085.75-16,061,056.62-6,481,447.28

Finding the Fourth Proportional to 11,638,085.75, 16,061,056.62 and 6,481,447.28

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Solution

The fourth proportional to 11,638,085.75, 16,061,056.62 and 6,481,447.28 is: 8,944,674.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,638,085.75 : 16,061,056.62 = 6,481,447.28 : x
  2. Step 2: Convert to fraction form
    11,638,085.75/16,061,056.62 = 6,481,447.28/x
  3. Step 3: Cross multiply
    11,638,085.75x = 16,061,056.62 × 6,481,447.28
  4. Step 4: Simplify right side
    11,638,085.75x = 104,098,891,743,625
  5. Step 5: Solve for x
    x = 104,098,891,743,625/11,638,085.75
  6. Step 6: Final answer
    x = 8,944,674.75

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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.