Home / 14,719,028.40-20,309,833.08-8,192,488.32

Finding the Fourth Proportional to 14,719,028.40, 20,309,833.08 and 8,192,488.32

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Solution

The fourth proportional to 14,719,028.40, 20,309,833.08 and 8,192,488.32 is: 11,304,283.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,719,028.40 : 20,309,833.08 = 8,192,488.32 : x
  2. Step 2: Convert to fraction form
    14,719,028.40/20,309,833.08 = 8,192,488.32/x
  3. Step 3: Cross multiply
    14,719,028.40x = 20,309,833.08 × 8,192,488.32
  4. Step 4: Simplify right side
    14,719,028.40x = 166,388,070,289,049.62
  5. Step 5: Solve for x
    x = 166,388,070,289,049.62/14,719,028.40
  6. Step 6: Final answer
    x = 11,304,283.53

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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.