Home / 12,449,178.54-17,179,832.88-6,942,559.50

Finding the Fourth Proportional to 12,449,178.54, 17,179,832.88 and 6,942,559.50

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Solution

The fourth proportional to 12,449,178.54, 17,179,832.88 and 6,942,559.50 is: 9,580,713.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,449,178.54 : 17,179,832.88 = 6,942,559.50 : x
  2. Step 2: Convert to fraction form
    12,449,178.54/17,179,832.88 = 6,942,559.50/x
  3. Step 3: Cross multiply
    12,449,178.54x = 17,179,832.88 × 6,942,559.50
  4. Step 4: Simplify right side
    12,449,178.54x = 119,272,011,969,456.36
  5. Step 5: Solve for x
    x = 119,272,011,969,456.36/12,449,178.54
  6. Step 6: Final answer
    x = 9,580,713.43

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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.