Home / 43,494,663.22-65,198,900.13-20,424,299.52

Finding the Fourth Proportional to 43,494,663.22, 65,198,900.13 and 20,424,299.52

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Solution

The fourth proportional to 43,494,663.22, 65,198,900.13 and 20,424,299.52 is: 30,616,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,494,663.22 : 65,198,900.13 = 20,424,299.52 : x
  2. Step 2: Convert to fraction form
    43,494,663.22/65,198,900.13 = 20,424,299.52/x
  3. Step 3: Cross multiply
    43,494,663.22x = 65,198,900.13 × 20,424,299.52
  4. Step 4: Simplify right side
    43,494,663.22x = 1,331,641,864,629,687
  5. Step 5: Solve for x
    x = 1,331,641,864,629,687/43,494,663.22
  6. Step 6: Final answer
    x = 30,616,212.80

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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.