Home / 12,843,991.08-19,270,269.40-8,542,997.24

Finding the Fourth Proportional to 12,843,991.08, 19,270,269.40 and 8,542,997.24

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Solution

The fourth proportional to 12,843,991.08, 19,270,269.40 and 8,542,997.24 is: 12,817,344.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,843,991.08 : 19,270,269.40 = 8,542,997.24 : x
  2. Step 2: Convert to fraction form
    12,843,991.08/19,270,269.40 = 8,542,997.24/x
  3. Step 3: Cross multiply
    12,843,991.08x = 19,270,269.40 × 8,542,997.24
  4. Step 4: Simplify right side
    12,843,991.08x = 164,625,858,298,256.44
  5. Step 5: Solve for x
    x = 164,625,858,298,256.44/12,843,991.08
  6. Step 6: Final answer
    x = 12,817,344.49

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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.