Home / 13,188,270.60-19,785,905.10-4,667,718.60

Finding the Fourth Proportional to 13,188,270.60, 19,785,905.10 and 4,667,718.60

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Solution

The fourth proportional to 13,188,270.60, 19,785,905.10 and 4,667,718.60 is: 7,002,816.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,188,270.60 : 19,785,905.10 = 4,667,718.60 : x
  2. Step 2: Convert to fraction form
    13,188,270.60/19,785,905.10 = 4,667,718.60/x
  3. Step 3: Cross multiply
    13,188,270.60x = 19,785,905.10 × 4,667,718.60
  4. Step 4: Simplify right side
    13,188,270.60x = 92,355,037,253,104.86
  5. Step 5: Solve for x
    x = 92,355,037,253,104.86/13,188,270.60
  6. Step 6: Final answer
    x = 7,002,816.37

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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.