Home / 15,067,066.16-20,796,976.38-9,840,873.29

Finding the Fourth Proportional to 15,067,066.16, 20,796,976.38 and 9,840,873.29

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Solution

The fourth proportional to 15,067,066.16, 20,796,976.38 and 9,840,873.29 is: 13,583,295.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,067,066.16 : 20,796,976.38 = 9,840,873.29 : x
  2. Step 2: Convert to fraction form
    15,067,066.16/20,796,976.38 = 9,840,873.29/x
  3. Step 3: Cross multiply
    15,067,066.16x = 20,796,976.38 × 9,840,873.29
  4. Step 4: Simplify right side
    15,067,066.16x = 204,660,409,303,621.28
  5. Step 5: Solve for x
    x = 204,660,409,303,621.28/15,067,066.16
  6. Step 6: Final answer
    x = 13,583,295.32

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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.