Home / 37,005,142.34-51,067,500.15-20,485,542.53

Finding the Fourth Proportional to 37,005,142.34, 51,067,500.15 and 20,485,542.53

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Solution

The fourth proportional to 37,005,142.34, 51,067,500.15 and 20,485,542.53 is: 28,270,272.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,005,142.34 : 51,067,500.15 = 20,485,542.53 : x
  2. Step 2: Convert to fraction form
    37,005,142.34/51,067,500.15 = 20,485,542.53/x
  3. Step 3: Cross multiply
    37,005,142.34x = 51,067,500.15 × 20,485,542.53
  4. Step 4: Simplify right side
    37,005,142.34x = 1,046,145,445,968,268.75
  5. Step 5: Solve for x
    x = 1,046,145,445,968,268.75/37,005,142.34
  6. Step 6: Final answer
    x = 28,270,272.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.