Home / 20,151,101.46-27,808,527.48-11,449,285.50

Finding the Fourth Proportional to 20,151,101.46, 27,808,527.48 and 11,449,285.50

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Solution

The fourth proportional to 20,151,101.46, 27,808,527.48 and 11,449,285.50 is: 15,800,018.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,151,101.46 : 27,808,527.48 = 11,449,285.50 : x
  2. Step 2: Convert to fraction form
    20,151,101.46/27,808,527.48 = 11,449,285.50/x
  3. Step 3: Cross multiply
    20,151,101.46x = 27,808,527.48 × 11,449,285.50
  4. Step 4: Simplify right side
    20,151,101.46x = 318,387,770,453,115.56
  5. Step 5: Solve for x
    x = 318,387,770,453,115.56/20,151,101.46
  6. Step 6: Final answer
    x = 15,800,018.23

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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.