Home / 15,080,553.24-20,810,541.72-8,205,062.64

Finding the Fourth Proportional to 15,080,553.24, 20,810,541.72 and 8,205,062.64

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Solution

The fourth proportional to 15,080,553.24, 20,810,541.72 and 8,205,062.64 is: 11,322,648.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,080,553.24 : 20,810,541.72 = 8,205,062.64 : x
  2. Step 2: Convert to fraction form
    15,080,553.24/20,810,541.72 = 8,205,062.64/x
  3. Step 3: Cross multiply
    15,080,553.24x = 20,810,541.72 × 8,205,062.64
  4. Step 4: Simplify right side
    15,080,553.24x = 170,751,798,384,933.31
  5. Step 5: Solve for x
    x = 170,751,798,384,933.31/15,080,553.24
  6. Step 6: Final answer
    x = 11,322,648.16

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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.