Home / 8,040,936.70-12,061,405.05-7,667,688.70

Finding the Fourth Proportional to 8,040,936.70, 12,061,405.05 and 7,667,688.70

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Solution

The fourth proportional to 8,040,936.70, 12,061,405.05 and 7,667,688.70 is: 11,501,533.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040,936.70 : 12,061,405.05 = 7,667,688.70 : x
  2. Step 2: Convert to fraction form
    8,040,936.70/12,061,405.05 = 7,667,688.70/x
  3. Step 3: Cross multiply
    8,040,936.70x = 12,061,405.05 × 7,667,688.70
  4. Step 4: Simplify right side
    8,040,936.70x = 92,483,099,208,007.94
  5. Step 5: Solve for x
    x = 92,483,099,208,007.94/8,040,936.70
  6. Step 6: Final answer
    x = 11,501,533.05

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Similar ratio
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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.