Home / 6,455,998.80-9,682,961.40-1,967,230.80

Finding the Fourth Proportional to 6,455,998.80, 9,682,961.40 and 1,967,230.80

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Solution

The fourth proportional to 6,455,998.80, 9,682,961.40 and 1,967,230.80 is: 2,950,530.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455,998.80 : 9,682,961.40 = 1,967,230.80 : x
  2. Step 2: Convert to fraction form
    6,455,998.80/9,682,961.40 = 1,967,230.80/x
  3. Step 3: Cross multiply
    6,455,998.80x = 9,682,961.40 × 1,967,230.80
  4. Step 4: Simplify right side
    6,455,998.80x = 19,048,619,901,291.12
  5. Step 5: Solve for x
    x = 19,048,619,901,291.12/6,455,998.80
  6. Step 6: Final answer
    x = 2,950,530.27

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1.5x scale

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.