Home / 11,485,667.68-15,850,222.80-6,659,571.04

Finding the Fourth Proportional to 11,485,667.68, 15,850,222.80 and 6,659,571.04

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Solution

The fourth proportional to 11,485,667.68, 15,850,222.80 and 6,659,571.04 is: 9,190,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485,667.68 : 15,850,222.80 = 6,659,571.04 : x
  2. Step 2: Convert to fraction form
    11,485,667.68/15,850,222.80 = 6,659,571.04/x
  3. Step 3: Cross multiply
    11,485,667.68x = 15,850,222.80 × 6,659,571.04
  4. Step 4: Simplify right side
    11,485,667.68x = 105,555,684,736,427.72
  5. Step 5: Solve for x
    x = 105,555,684,736,427.72/11,485,667.68
  6. Step 6: Final answer
    x = 9,190,208.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.