Home / 48,899,649.78-73,351,911.15-18,609,860.34

Finding the Fourth Proportional to 48,899,649.78, 73,351,911.15 and 18,609,860.34

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Solution

The fourth proportional to 48,899,649.78, 73,351,911.15 and 18,609,860.34 is: 27,915,717.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,899,649.78 : 73,351,911.15 = 18,609,860.34 : x
  2. Step 2: Convert to fraction form
    48,899,649.78/73,351,911.15 = 18,609,860.34/x
  3. Step 3: Cross multiply
    48,899,649.78x = 73,351,911.15 × 18,609,860.34
  4. Step 4: Simplify right side
    48,899,649.78x = 1,365,068,822,173,589
  5. Step 5: Solve for x
    x = 1,365,068,822,173,589/48,899,649.78
  6. Step 6: Final answer
    x = 27,915,717.77

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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.