Home / 13,667,247.54-20,463,645.83-9,617,667.12

Finding the Fourth Proportional to 13,667,247.54, 20,463,645.83 and 9,617,667.12

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Solution

The fourth proportional to 13,667,247.54, 20,463,645.83 and 9,617,667.12 is: 14,400,305.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667,247.54 : 20,463,645.83 = 9,617,667.12 : x
  2. Step 2: Convert to fraction form
    13,667,247.54/20,463,645.83 = 9,617,667.12/x
  3. Step 3: Cross multiply
    13,667,247.54x = 20,463,645.83 × 9,617,667.12
  4. Step 4: Simplify right side
    13,667,247.54x = 196,812,533,606,427.75
  5. Step 5: Solve for x
    x = 196,812,533,606,427.75/13,667,247.54
  6. Step 6: Final answer
    x = 14,400,305.04

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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.