Home / 18,608,672.48-27,914,341.91-4,961,747.34

Finding the Fourth Proportional to 18,608,672.48, 27,914,341.91 and 4,961,747.34

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Solution

The fourth proportional to 18,608,672.48, 27,914,341.91 and 4,961,747.34 is: 7,442,976.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,608,672.48 : 27,914,341.91 = 4,961,747.34 : x
  2. Step 2: Convert to fraction form
    18,608,672.48/27,914,341.91 = 4,961,747.34/x
  3. Step 3: Cross multiply
    18,608,672.48x = 27,914,341.91 × 4,961,747.34
  4. Step 4: Simplify right side
    18,608,672.48x = 138,503,911,694,984.28
  5. Step 5: Solve for x
    x = 138,503,911,694,984.28/18,608,672.48
  6. Step 6: Final answer
    x = 7,442,976.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.