Home / 67,428,836.39-93,051,794.54-36,489,005.98

Finding the Fourth Proportional to 67,428,836.39, 93,051,794.54 and 36,489,005.98

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Solution

The fourth proportional to 67,428,836.39, 93,051,794.54 and 36,489,005.98 is: 50,354,828.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,836.39 : 93,051,794.54 = 36,489,005.98 : x
  2. Step 2: Convert to fraction form
    67,428,836.39/93,051,794.54 = 36,489,005.98/x
  3. Step 3: Cross multiply
    67,428,836.39x = 93,051,794.54 × 36,489,005.98
  4. Step 4: Simplify right side
    67,428,836.39x = 3,395,367,486,772,087.50
  5. Step 5: Solve for x
    x = 3,395,367,486,772,087.50/67,428,836.39
  6. Step 6: Final answer
    x = 50,354,828.42

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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.