Home / 38,131,223.58-57,178,236.15-13,530,820.50

Finding the Fourth Proportional to 38,131,223.58, 57,178,236.15 and 13,530,820.50

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Solution

The fourth proportional to 38,131,223.58, 57,178,236.15 and 13,530,820.50 is: 20,289,630.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,131,223.58 : 57,178,236.15 = 13,530,820.50 : x
  2. Step 2: Convert to fraction form
    38,131,223.58/57,178,236.15 = 13,530,820.50/x
  3. Step 3: Cross multiply
    38,131,223.58x = 57,178,236.15 × 13,530,820.50
  4. Step 4: Simplify right side
    38,131,223.58x = 773,668,449,852,261
  5. Step 5: Solve for x
    x = 773,668,449,852,261/38,131,223.58
  6. Step 6: Final answer
    x = 20,289,630.84

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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.