Home / 12,193,986.62-18,290,987.83-3,096,766.46

Finding the Fourth Proportional to 12,193,986.62, 18,290,987.83 and 3,096,766.46

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Solution

The fourth proportional to 12,193,986.62, 18,290,987.83 and 3,096,766.46 is: 4,645,151.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193,986.62 : 18,290,987.83 = 3,096,766.46 : x
  2. Step 2: Convert to fraction form
    12,193,986.62/18,290,987.83 = 3,096,766.46/x
  3. Step 3: Cross multiply
    12,193,986.62x = 18,290,987.83 × 3,096,766.46
  4. Step 4: Simplify right side
    12,193,986.62x = 56,642,917,681,810.61
  5. Step 5: Solve for x
    x = 56,642,917,681,810.61/12,193,986.62
  6. Step 6: Final answer
    x = 4,645,151.70

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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.