Home / 14,181,198.78-19,569,788.49-8,674,169.07

Finding the Fourth Proportional to 14,181,198.78, 19,569,788.49 and 8,674,169.07

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Solution

The fourth proportional to 14,181,198.78, 19,569,788.49 and 8,674,169.07 is: 11,970,190.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181,198.78 : 19,569,788.49 = 8,674,169.07 : x
  2. Step 2: Convert to fraction form
    14,181,198.78/19,569,788.49 = 8,674,169.07/x
  3. Step 3: Cross multiply
    14,181,198.78x = 19,569,788.49 × 8,674,169.07
  4. Step 4: Simplify right side
    14,181,198.78x = 169,751,654,026,400
  5. Step 5: Solve for x
    x = 169,751,654,026,400/14,181,198.78
  6. Step 6: Final answer
    x = 11,970,190.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.