Home / 69,068,561.43-95,314,919.22-38,128,984.95

Finding the Fourth Proportional to 69,068,561.43, 95,314,919.22 and 38,128,984.95

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Solution

The fourth proportional to 69,068,561.43, 95,314,919.22 and 38,128,984.95 is: 52,618,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,068,561.43 : 95,314,919.22 = 38,128,984.95 : x
  2. Step 2: Convert to fraction form
    69,068,561.43/95,314,919.22 = 38,128,984.95/x
  3. Step 3: Cross multiply
    69,068,561.43x = 95,314,919.22 × 38,128,984.95
  4. Step 4: Simplify right side
    69,068,561.43x = 3,634,261,120,449,846
  5. Step 5: Solve for x
    x = 3,634,261,120,449,846/69,068,561.43
  6. Step 6: Final answer
    x = 52,618,167.30

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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.