Home / 55,339,654.68-83,135,453.22-40,034,153.88

Finding the Fourth Proportional to 55,339,654.68, 83,135,453.22 and 40,034,153.88

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Solution

The fourth proportional to 55,339,654.68, 83,135,453.22 and 40,034,153.88 is: 60,142,361.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,339,654.68 : 83,135,453.22 = 40,034,153.88 : x
  2. Step 2: Convert to fraction form
    55,339,654.68/83,135,453.22 = 40,034,153.88/x
  3. Step 3: Cross multiply
    55,339,654.68x = 83,135,453.22 × 40,034,153.88
  4. Step 4: Simplify right side
    55,339,654.68x = 3,328,257,527,093,021.50
  5. Step 5: Solve for x
    x = 3,328,257,527,093,021.50/55,339,654.68
  6. Step 6: Final answer
    x = 60,142,361.68

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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.