Home / 18,814,993.68-28,213,360.92-11,036,033.04

Finding the Fourth Proportional to 18,814,993.68, 28,213,360.92 and 11,036,033.04

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Solution

The fourth proportional to 18,814,993.68, 28,213,360.92 and 11,036,033.04 is: 16,548,694.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,814,993.68 : 28,213,360.92 = 11,036,033.04 : x
  2. Step 2: Convert to fraction form
    18,814,993.68/28,213,360.92 = 11,036,033.04/x
  3. Step 3: Cross multiply
    18,814,993.68x = 28,213,360.92 × 11,036,033.04
  4. Step 4: Simplify right side
    18,814,993.68x = 311,363,583,282,564.81
  5. Step 5: Solve for x
    x = 311,363,583,282,564.81/18,814,993.68
  6. Step 6: Final answer
    x = 16,548,694.55

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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.