Home / 31,268,276.88-46,896,899.20-12,083,261.64

Finding the Fourth Proportional to 31,268,276.88, 46,896,899.20 and 12,083,261.64

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Solution

The fourth proportional to 31,268,276.88, 46,896,899.20 and 12,083,261.64 is: 18,122,760.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,268,276.88 : 46,896,899.20 = 12,083,261.64 : x
  2. Step 2: Convert to fraction form
    31,268,276.88/46,896,899.20 = 12,083,261.64/x
  3. Step 3: Cross multiply
    31,268,276.88x = 46,896,899.20 × 12,083,261.64
  4. Step 4: Simplify right side
    31,268,276.88x = 566,667,503,138,306.75
  5. Step 5: Solve for x
    x = 566,667,503,138,306.75/31,268,276.88
  6. Step 6: Final answer
    x = 18,122,760.82

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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.