Home / 12,273,456.02-18,410,182.20-11,659,756.68

Finding the Fourth Proportional to 12,273,456.02, 18,410,182.20 and 11,659,756.68

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Solution

The fourth proportional to 12,273,456.02, 18,410,182.20 and 11,659,756.68 is: 17,489,633.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273,456.02 : 18,410,182.20 = 11,659,756.68 : x
  2. Step 2: Convert to fraction form
    12,273,456.02/18,410,182.20 = 11,659,756.68/x
  3. Step 3: Cross multiply
    12,273,456.02x = 18,410,182.20 × 11,659,756.68
  4. Step 4: Simplify right side
    12,273,456.02x = 214,658,244,886,467.09
  5. Step 5: Solve for x
    x = 214,658,244,886,467.09/12,273,456.02
  6. Step 6: Final answer
    x = 17,489,633.29

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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.