Home / 6,192,268.80-9,288,403.20-2,147,412.30

Finding the Fourth Proportional to 6,192,268.80, 9,288,403.20 and 2,147,412.30

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Solution

The fourth proportional to 6,192,268.80, 9,288,403.20 and 2,147,412.30 is: 3,221,118.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,192,268.80 : 9,288,403.20 = 2,147,412.30 : x
  2. Step 2: Convert to fraction form
    6,192,268.80/9,288,403.20 = 2,147,412.30/x
  3. Step 3: Cross multiply
    6,192,268.80x = 9,288,403.20 × 2,147,412.30
  4. Step 4: Simplify right side
    6,192,268.80x = 19,946,031,279,039.36
  5. Step 5: Solve for x
    x = 19,946,031,279,039.36/6,192,268.80
  6. Step 6: Final answer
    x = 3,221,118.45

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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.