Home / 8,790,019.20-13,174,531.20-3,672,439.20

Finding the Fourth Proportional to 8,790,019.20, 13,174,531.20 and 3,672,439.20

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Solution

The fourth proportional to 8,790,019.20, 13,174,531.20 and 3,672,439.20 is: 5,504,272.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790,019.20 : 13,174,531.20 = 3,672,439.20 : x
  2. Step 2: Convert to fraction form
    8,790,019.20/13,174,531.20 = 3,672,439.20/x
  3. Step 3: Cross multiply
    8,790,019.20x = 13,174,531.20 × 3,672,439.20
  4. Step 4: Simplify right side
    8,790,019.20x = 48,382,664,820,503.04
  5. Step 5: Solve for x
    x = 48,382,664,820,503.04/8,790,019.20
  6. Step 6: Final answer
    x = 5,504,272.94

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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.