Home / 17,086,655.80-25,629,983.70-6,985,919.80

Finding the Fourth Proportional to 17,086,655.80, 25,629,983.70 and 6,985,919.80

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Solution

The fourth proportional to 17,086,655.80, 25,629,983.70 and 6,985,919.80 is: 10,478,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,086,655.80 : 25,629,983.70 = 6,985,919.80 : x
  2. Step 2: Convert to fraction form
    17,086,655.80/25,629,983.70 = 6,985,919.80/x
  3. Step 3: Cross multiply
    17,086,655.80x = 25,629,983.70 × 6,985,919.80
  4. Step 4: Simplify right side
    17,086,655.80x = 179,049,010,603,507.25
  5. Step 5: Solve for x
    x = 179,049,010,603,507.25/17,086,655.80
  6. Step 6: Final answer
    x = 10,478,879.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.