Home / 13,621,092.10-20,431,047.66-3,385,735.27

Finding the Fourth Proportional to 13,621,092.10, 20,431,047.66 and 3,385,735.27

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Solution

The fourth proportional to 13,621,092.10, 20,431,047.66 and 3,385,735.27 is: 5,078,456.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,621,092.10 : 20,431,047.66 = 3,385,735.27 : x
  2. Step 2: Convert to fraction form
    13,621,092.10/20,431,047.66 = 3,385,735.27/x
  3. Step 3: Cross multiply
    13,621,092.10x = 20,431,047.66 × 3,385,735.27
  4. Step 4: Simplify right side
    13,621,092.10x = 69,174,118,601,738.84
  5. Step 5: Solve for x
    x = 69,174,118,601,738.84/13,621,092.10
  6. Step 6: Final answer
    x = 5,078,456.13

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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.