Home / 56,526,272.20-84,795,629.10-20,632,256.20

Finding the Fourth Proportional to 56,526,272.20, 84,795,629.10 and 20,632,256.20

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Solution

The fourth proportional to 56,526,272.20, 84,795,629.10 and 20,632,256.20 is: 30,950,654.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,526,272.20 : 84,795,629.10 = 20,632,256.20 : x
  2. Step 2: Convert to fraction form
    56,526,272.20/84,795,629.10 = 20,632,256.20/x
  3. Step 3: Cross multiply
    56,526,272.20x = 84,795,629.10 × 20,632,256.20
  4. Step 4: Simplify right side
    56,526,272.20x = 1,749,525,144,231,375.25
  5. Step 5: Solve for x
    x = 1,749,525,144,231,375.25/56,526,272.20
  6. Step 6: Final answer
    x = 30,950,654.91

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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.