Home / 67,428,853.11-93,051,817.38-36,489,022.38

Finding the Fourth Proportional to 67,428,853.11, 93,051,817.38 and 36,489,022.38

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Solution

The fourth proportional to 67,428,853.11, 93,051,817.38 and 36,489,022.38 is: 50,354,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,853.11 : 93,051,817.38 = 36,489,022.38 : x
  2. Step 2: Convert to fraction form
    67,428,853.11/93,051,817.38 = 36,489,022.38/x
  3. Step 3: Cross multiply
    67,428,853.11x = 93,051,817.38 × 36,489,022.38
  4. Step 4: Simplify right side
    67,428,853.11x = 3,395,369,846,878,493
  5. Step 5: Solve for x
    x = 3,395,369,846,878,493/67,428,853.11
  6. Step 6: Final answer
    x = 50,354,850.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.