Home / 13,171,247.36-19,756,871-8,682,473.60

Finding the Fourth Proportional to 13,171,247.36, 19,756,871 and 8,682,473.60

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Solution

The fourth proportional to 13,171,247.36, 19,756,871 and 8,682,473.60 is: 13,023,710.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,171,247.36 : 19,756,871 = 8,682,473.60 : x
  2. Step 2: Convert to fraction form
    13,171,247.36/19,756,871 = 8,682,473.60/x
  3. Step 3: Cross multiply
    13,171,247.36x = 19,756,871 × 8,682,473.60
  4. Step 4: Simplify right side
    13,171,247.36x = 171,538,510,876,105.59
  5. Step 5: Solve for x
    x = 171,538,510,876,105.59/13,171,247.36
  6. Step 6: Final answer
    x = 13,023,710.37

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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.