Home / 6,930,161.58-10,394,448.30-1,813,085.47

Finding the Fourth Proportional to 6,930,161.58, 10,394,448.30 and 1,813,085.47

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Solution

The fourth proportional to 6,930,161.58, 10,394,448.30 and 1,813,085.47 is: 2,719,420.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930,161.58 : 10,394,448.30 = 1,813,085.47 : x
  2. Step 2: Convert to fraction form
    6,930,161.58/10,394,448.30 = 1,813,085.47/x
  3. Step 3: Cross multiply
    6,930,161.58x = 10,394,448.30 × 1,813,085.47
  4. Step 4: Simplify right side
    6,930,161.58x = 18,846,023,181,396.20
  5. Step 5: Solve for x
    x = 18,846,023,181,396.20/6,930,161.58
  6. Step 6: Final answer
    x = 2,719,420.46

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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.