Home / 13,247,997.60-19,871,996.40-4,273,456.80

Finding the Fourth Proportional to 13,247,997.60, 19,871,996.40 and 4,273,456.80

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Solution

The fourth proportional to 13,247,997.60, 19,871,996.40 and 4,273,456.80 is: 6,410,185.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247,997.60 : 19,871,996.40 = 4,273,456.80 : x
  2. Step 2: Convert to fraction form
    13,247,997.60/19,871,996.40 = 4,273,456.80/x
  3. Step 3: Cross multiply
    13,247,997.60x = 19,871,996.40 × 4,273,456.80
  4. Step 4: Simplify right side
    13,247,997.60x = 84,922,118,145,155.52
  5. Step 5: Solve for x
    x = 84,922,118,145,155.52/13,247,997.60
  6. Step 6: Final answer
    x = 6,410,185.20

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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.