Home / 67,428,841.36-93,051,801.18-36,489,010.63

Finding the Fourth Proportional to 67,428,841.36, 93,051,801.18 and 36,489,010.63

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Solution

The fourth proportional to 67,428,841.36, 93,051,801.18 and 36,489,010.63 is: 50,354,834.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,841.36 : 93,051,801.18 = 36,489,010.63 : x
  2. Step 2: Convert to fraction form
    67,428,841.36/93,051,801.18 = 36,489,010.63/x
  3. Step 3: Cross multiply
    67,428,841.36x = 93,051,801.18 × 36,489,010.63
  4. Step 4: Simplify right side
    67,428,841.36x = 3,395,368,162,397,667
  5. Step 5: Solve for x
    x = 3,395,368,162,397,667/67,428,841.36
  6. Step 6: Final answer
    x = 50,354,834.73

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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.