Home / 9,122,863.64-12,522,490.83-8,067,242.48

Finding the Fourth Proportional to 9,122,863.64, 12,522,490.83 and 8,067,242.48

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Solution

The fourth proportional to 9,122,863.64, 12,522,490.83 and 8,067,242.48 is: 11,073,493.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122,863.64 : 12,522,490.83 = 8,067,242.48 : x
  2. Step 2: Convert to fraction form
    9,122,863.64/12,522,490.83 = 8,067,242.48/x
  3. Step 3: Cross multiply
    9,122,863.64x = 12,522,490.83 × 8,067,242.48
  4. Step 4: Simplify right side
    9,122,863.64x = 101,021,969,916,574
  5. Step 5: Solve for x
    x = 101,021,969,916,574/9,122,863.64
  6. Step 6: Final answer
    x = 11,073,493.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.