Home / 15,067,087.11-20,797,005.26-9,840,894.23

Finding the Fourth Proportional to 15,067,087.11, 20,797,005.26 and 9,840,894.23

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Solution

The fourth proportional to 15,067,087.11, 20,797,005.26 and 9,840,894.23 is: 13,583,324.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,067,087.11 : 20,797,005.26 = 9,840,894.23 : x
  2. Step 2: Convert to fraction form
    15,067,087.11/20,797,005.26 = 9,840,894.23/x
  3. Step 3: Cross multiply
    15,067,087.11x = 20,797,005.26 × 9,840,894.23
  4. Step 4: Simplify right side
    15,067,087.11x = 204,661,129,141,008.38
  5. Step 5: Solve for x
    x = 204,661,129,141,008.38/15,067,087.11
  6. Step 6: Final answer
    x = 13,583,324.21

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1.5x scale

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.