Home / 6,119,858.88-9,181,032.48-2,131,081.92

Finding the Fourth Proportional to 6,119,858.88, 9,181,032.48 and 2,131,081.92

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Solution

The fourth proportional to 6,119,858.88, 9,181,032.48 and 2,131,081.92 is: 3,197,056.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119,858.88 : 9,181,032.48 = 2,131,081.92 : x
  2. Step 2: Convert to fraction form
    6,119,858.88/9,181,032.48 = 2,131,081.92/x
  3. Step 3: Cross multiply
    6,119,858.88x = 9,181,032.48 × 2,131,081.92
  4. Step 4: Simplify right side
    6,119,858.88x = 19,565,532,325,060.76
  5. Step 5: Solve for x
    x = 19,565,532,325,060.76/6,119,858.88
  6. Step 6: Final answer
    x = 3,197,056.13

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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.