Home / 40,568,732.88-60,873,077.60-18,999,609.44

Finding the Fourth Proportional to 40,568,732.88, 60,873,077.60 and 18,999,609.44

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Solution

The fourth proportional to 40,568,732.88, 60,873,077.60 and 18,999,609.44 is: 28,508,770.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,568,732.88 : 60,873,077.60 = 18,999,609.44 : x
  2. Step 2: Convert to fraction form
    40,568,732.88/60,873,077.60 = 18,999,609.44/x
  3. Step 3: Cross multiply
    40,568,732.88x = 60,873,077.60 × 18,999,609.44
  4. Step 4: Simplify right side
    40,568,732.88x = 1,156,564,699,810,812.75
  5. Step 5: Solve for x
    x = 1,156,564,699,810,812.75/40,568,732.88
  6. Step 6: Final answer
    x = 28,508,770.61

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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.