Home / 67,428,838.36-93,051,797.05-36,489,007.63

Finding the Fourth Proportional to 67,428,838.36, 93,051,797.05 and 36,489,007.63

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Solution

The fourth proportional to 67,428,838.36, 93,051,797.05 and 36,489,007.63 is: 50,354,830.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,838.36 : 93,051,797.05 = 36,489,007.63 : x
  2. Step 2: Convert to fraction form
    67,428,838.36/93,051,797.05 = 36,489,007.63/x
  3. Step 3: Cross multiply
    67,428,838.36x = 93,051,797.05 × 36,489,007.63
  4. Step 4: Simplify right side
    67,428,838.36x = 3,395,367,732,542,661.50
  5. Step 5: Solve for x
    x = 3,395,367,732,542,661.50/67,428,838.36
  6. Step 6: Final answer
    x = 50,354,830.59

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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.