Home / 12,382,659.15-17,088,123.29-6,876,017.16

Finding the Fourth Proportional to 12,382,659.15, 17,088,123.29 and 6,876,017.16

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Solution

The fourth proportional to 12,382,659.15, 17,088,123.29 and 6,876,017.16 is: 9,488,933.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382,659.15 : 17,088,123.29 = 6,876,017.16 : x
  2. Step 2: Convert to fraction form
    12,382,659.15/17,088,123.29 = 6,876,017.16/x
  3. Step 3: Cross multiply
    12,382,659.15x = 17,088,123.29 × 6,876,017.16
  4. Step 4: Simplify right side
    12,382,659.15x = 117,498,228,939,855.58
  5. Step 5: Solve for x
    x = 117,498,228,939,855.58/12,382,659.15
  6. Step 6: Final answer
    x = 9,488,933.48

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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.