Home / 7,783,632.12-11,675,448.44-5,667,184.74

Finding the Fourth Proportional to 7,783,632.12, 11,675,448.44 and 5,667,184.74

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Solution

The fourth proportional to 7,783,632.12, 11,675,448.44 and 5,667,184.74 is: 8,500,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783,632.12 : 11,675,448.44 = 5,667,184.74 : x
  2. Step 2: Convert to fraction form
    7,783,632.12/11,675,448.44 = 5,667,184.74/x
  3. Step 3: Cross multiply
    7,783,632.12x = 11,675,448.44 × 5,667,184.74
  4. Step 4: Simplify right side
    7,783,632.12x = 66,166,923,231,824.80
  5. Step 5: Solve for x
    x = 66,166,923,231,824.80/7,783,632.12
  6. Step 6: Final answer
    x = 8,500,777.30

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Double scale
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Similar ratio
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1.5x scale

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.