Home / 38,014,519.91-57,027,470.26-13,759,121.84

Finding the Fourth Proportional to 38,014,519.91, 57,027,470.26 and 13,759,121.84

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Solution

The fourth proportional to 38,014,519.91, 57,027,470.26 and 13,759,121.84 is: 20,640,742.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,014,519.91 : 57,027,470.26 = 13,759,121.84 : x
  2. Step 2: Convert to fraction form
    38,014,519.91/57,027,470.26 = 13,759,121.84/x
  3. Step 3: Cross multiply
    38,014,519.91x = 57,027,470.26 × 13,759,121.84
  4. Step 4: Simplify right side
    38,014,519.91x = 784,647,911,480,231
  5. Step 5: Solve for x
    x = 784,647,911,480,231/38,014,519.91
  6. Step 6: Final answer
    x = 20,640,742.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.