Home / 16,928,054.88-25,388,687.37-8,288,432.88

Finding the Fourth Proportional to 16,928,054.88, 25,388,687.37 and 8,288,432.88

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Solution

The fourth proportional to 16,928,054.88, 25,388,687.37 and 8,288,432.88 is: 12,430,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928,054.88 : 25,388,687.37 = 8,288,432.88 : x
  2. Step 2: Convert to fraction form
    16,928,054.88/25,388,687.37 = 8,288,432.88/x
  3. Step 3: Cross multiply
    16,928,054.88x = 25,388,687.37 × 8,288,432.88
  4. Step 4: Simplify right side
    16,928,054.88x = 210,432,431,177,548.72
  5. Step 5: Solve for x
    x = 210,432,431,177,548.72/16,928,054.88
  6. Step 6: Final answer
    x = 12,430,987.06

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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.