Home / 11,889,739.31-17,828,990.96-4,606,611.03

Finding the Fourth Proportional to 11,889,739.31, 17,828,990.96 and 4,606,611.03

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Solution

The fourth proportional to 11,889,739.31, 17,828,990.96 and 4,606,611.03 is: 6,907,739.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,739.31 : 17,828,990.96 = 4,606,611.03 : x
  2. Step 2: Convert to fraction form
    11,889,739.31/17,828,990.96 = 4,606,611.03/x
  3. Step 3: Cross multiply
    11,889,739.31x = 17,828,990.96 × 4,606,611.03
  4. Step 4: Simplify right side
    11,889,739.31x = 82,131,226,387,073.23
  5. Step 5: Solve for x
    x = 82,131,226,387,073.23/11,889,739.31
  6. Step 6: Final answer
    x = 6,907,739.88

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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.