Home / 13,454,729.57-20,189,927.22-5,673,155.75

Finding the Fourth Proportional to 13,454,729.57, 20,189,927.22 and 5,673,155.75

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Solution

The fourth proportional to 13,454,729.57, 20,189,927.22 and 5,673,155.75 is: 8,513,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,454,729.57 : 20,189,927.22 = 5,673,155.75 : x
  2. Step 2: Convert to fraction form
    13,454,729.57/20,189,927.22 = 5,673,155.75/x
  3. Step 3: Cross multiply
    13,454,729.57x = 20,189,927.22 × 5,673,155.75
  4. Step 4: Simplify right side
    13,454,729.57x = 114,540,601,599,274.88
  5. Step 5: Solve for x
    x = 114,540,601,599,274.88/13,454,729.57
  6. Step 6: Final answer
    x = 8,513,036.33

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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.