Home / 40,100,249.22-60,140,742.77-18,514,110.87

Finding the Fourth Proportional to 40,100,249.22, 60,140,742.77 and 18,514,110.87

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Solution

The fourth proportional to 40,100,249.22, 60,140,742.77 and 18,514,110.87 is: 27,766,719.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,100,249.22 : 60,140,742.77 = 18,514,110.87 : x
  2. Step 2: Convert to fraction form
    40,100,249.22/60,140,742.77 = 18,514,110.87/x
  3. Step 3: Cross multiply
    40,100,249.22x = 60,140,742.77 × 18,514,110.87
  4. Step 4: Simplify right side
    40,100,249.22x = 1,113,452,379,355,360.38
  5. Step 5: Solve for x
    x = 1,113,452,379,355,360.38/40,100,249.22
  6. Step 6: Final answer
    x = 27,766,719.68

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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.