Home / 7,022,727.20-10,534,090.80-5,253,255.20

Finding the Fourth Proportional to 7,022,727.20, 10,534,090.80 and 5,253,255.20

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Solution

The fourth proportional to 7,022,727.20, 10,534,090.80 and 5,253,255.20 is: 7,879,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022,727.20 : 10,534,090.80 = 5,253,255.20 : x
  2. Step 2: Convert to fraction form
    7,022,727.20/10,534,090.80 = 5,253,255.20/x
  3. Step 3: Cross multiply
    7,022,727.20x = 10,534,090.80 × 5,253,255.20
  4. Step 4: Simplify right side
    7,022,727.20x = 55,338,267,272,372.16
  5. Step 5: Solve for x
    x = 55,338,267,272,372.16/7,022,727.20
  6. Step 6: Final answer
    x = 7,879,882.80

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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.