Home / 14,383,621.97-21,575,285.09-8,314,491.90

Finding the Fourth Proportional to 14,383,621.97, 21,575,285.09 and 8,314,491.90

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Solution

The fourth proportional to 14,383,621.97, 21,575,285.09 and 8,314,491.90 is: 12,471,652.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,383,621.97 : 21,575,285.09 = 8,314,491.90 : x
  2. Step 2: Convert to fraction form
    14,383,621.97/21,575,285.09 = 8,314,491.90/x
  3. Step 3: Cross multiply
    14,383,621.97x = 21,575,285.09 × 8,314,491.90
  4. Step 4: Simplify right side
    14,383,621.97x = 179,387,533,120,995.78
  5. Step 5: Solve for x
    x = 179,387,533,120,995.78/14,383,621.97
  6. Step 6: Final answer
    x = 12,471,652.38

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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.