Home / 11,954,621-16,497,380.82-7,662,269

Finding the Fourth Proportional to 11,954,621, 16,497,380.82 and 7,662,269

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Solution

The fourth proportional to 11,954,621, 16,497,380.82 and 7,662,269 is: 10,573,933.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,954,621 : 16,497,380.82 = 7,662,269 : x
  2. Step 2: Convert to fraction form
    11,954,621/16,497,380.82 = 7,662,269/x
  3. Step 3: Cross multiply
    11,954,621x = 16,497,380.82 × 7,662,269
  4. Step 4: Simplify right side
    11,954,621x = 126,407,369,638,280.58
  5. Step 5: Solve for x
    x = 126,407,369,638,280.58/11,954,621
  6. Step 6: Final answer
    x = 10,573,933.68

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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.