Home / 12,309,171.18-16,986,995.91-6,802,903.14

Finding the Fourth Proportional to 12,309,171.18, 16,986,995.91 and 6,802,903.14

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Solution

The fourth proportional to 12,309,171.18, 16,986,995.91 and 6,802,903.14 is: 9,388,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309,171.18 : 16,986,995.91 = 6,802,903.14 : x
  2. Step 2: Convert to fraction form
    12,309,171.18/16,986,995.91 = 6,802,903.14/x
  3. Step 3: Cross multiply
    12,309,171.18x = 16,986,995.91 × 6,802,903.14
  4. Step 4: Simplify right side
    12,309,171.18x = 115,560,887,815,306.16
  5. Step 5: Solve for x
    x = 115,560,887,815,306.16/12,309,171.18
  6. Step 6: Final answer
    x = 9,388,194.06

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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.