Home / 12,067,785.26-16,653,870.21-6,561,529.79

Finding the Fourth Proportional to 12,067,785.26, 16,653,870.21 and 6,561,529.79

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Solution

The fourth proportional to 12,067,785.26, 16,653,870.21 and 6,561,529.79 is: 9,055,088.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067,785.26 : 16,653,870.21 = 6,561,529.79 : x
  2. Step 2: Convert to fraction form
    12,067,785.26/16,653,870.21 = 6,561,529.79/x
  3. Step 3: Cross multiply
    12,067,785.26x = 16,653,870.21 × 6,561,529.79
  4. Step 4: Simplify right side
    12,067,785.26x = 109,274,865,418,439.22
  5. Step 5: Solve for x
    x = 109,274,865,418,439.22/12,067,785.26
  6. Step 6: Final answer
    x = 9,055,088.66

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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.