Home / 51,661,989.01-77,493,090.12-48,505,229.47

Finding the Fourth Proportional to 51,661,989.01, 77,493,090.12 and 48,505,229.47

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Solution

The fourth proportional to 51,661,989.01, 77,493,090.12 and 48,505,229.47 is: 72,757,944.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,661,989.01 : 77,493,090.12 = 48,505,229.47 : x
  2. Step 2: Convert to fraction form
    51,661,989.01/77,493,090.12 = 48,505,229.47/x
  3. Step 3: Cross multiply
    51,661,989.01x = 77,493,090.12 × 48,505,229.47
  4. Step 4: Simplify right side
    51,661,989.01x = 3,758,820,118,609,990
  5. Step 5: Solve for x
    x = 3,758,820,118,609,990/51,661,989.01
  6. Step 6: Final answer
    x = 72,757,944.30

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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.