Home / 7,179,397.32-10,769,189.74-2,387,086.52

Finding the Fourth Proportional to 7,179,397.32, 10,769,189.74 and 2,387,086.52

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Solution

The fourth proportional to 7,179,397.32, 10,769,189.74 and 2,387,086.52 is: 3,580,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179,397.32 : 10,769,189.74 = 2,387,086.52 : x
  2. Step 2: Convert to fraction form
    7,179,397.32/10,769,189.74 = 2,387,086.52/x
  3. Step 3: Cross multiply
    7,179,397.32x = 10,769,189.74 × 2,387,086.52
  4. Step 4: Simplify right side
    7,179,397.32x = 25,706,987,659,676.30
  5. Step 5: Solve for x
    x = 25,706,987,659,676.30/7,179,397.32
  6. Step 6: Final answer
    x = 3,580,660.95

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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.