Home / 13,722,845.92-20,558,286.96-9,160,136.80

Finding the Fourth Proportional to 13,722,845.92, 20,558,286.96 and 9,160,136.80

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Solution

The fourth proportional to 13,722,845.92, 20,558,286.96 and 9,160,136.80 is: 13,722,862.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,722,845.92 : 20,558,286.96 = 9,160,136.80 : x
  2. Step 2: Convert to fraction form
    13,722,845.92/20,558,286.96 = 9,160,136.80/x
  3. Step 3: Cross multiply
    13,722,845.92x = 20,558,286.96 × 9,160,136.80
  4. Step 4: Simplify right side
    13,722,845.92x = 188,316,720,927,256.16
  5. Step 5: Solve for x
    x = 188,316,720,927,256.16/13,722,845.92
  6. Step 6: Final answer
    x = 13,722,862.01

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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.