Home / 18,633,469.28-25,714,800.56-10,261,731.69

Finding the Fourth Proportional to 18,633,469.28, 25,714,800.56 and 10,261,731.69

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Solution

The fourth proportional to 18,633,469.28, 25,714,800.56 and 10,261,731.69 is: 14,161,527.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,633,469.28 : 25,714,800.56 = 10,261,731.69 : x
  2. Step 2: Convert to fraction form
    18,633,469.28/25,714,800.56 = 10,261,731.69/x
  3. Step 3: Cross multiply
    18,633,469.28x = 25,714,800.56 × 10,261,731.69
  4. Step 4: Simplify right side
    18,633,469.28x = 263,878,383,834,236.06
  5. Step 5: Solve for x
    x = 263,878,383,834,236.06/18,633,469.28
  6. Step 6: Final answer
    x = 14,161,527.30

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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.