Home / 12,195,524.66-18,293,272.40-3,675,860.21

Finding the Fourth Proportional to 12,195,524.66, 18,293,272.40 and 3,675,860.21

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Solution

The fourth proportional to 12,195,524.66, 18,293,272.40 and 3,675,860.21 is: 5,513,785.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,195,524.66 : 18,293,272.40 = 3,675,860.21 : x
  2. Step 2: Convert to fraction form
    12,195,524.66/18,293,272.40 = 3,675,860.21/x
  3. Step 3: Cross multiply
    12,195,524.66x = 18,293,272.40 × 3,675,860.21
  4. Step 4: Simplify right side
    12,195,524.66x = 67,243,512,180,774.03
  5. Step 5: Solve for x
    x = 67,243,512,180,774.03/12,195,524.66
  6. Step 6: Final answer
    x = 5,513,785.92

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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.