Home / 38,420,238.26-57,634,393.52-12,514,558.38

Finding the Fourth Proportional to 38,420,238.26, 57,634,393.52 and 12,514,558.38

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Solution

The fourth proportional to 38,420,238.26, 57,634,393.52 and 12,514,558.38 is: 18,773,152.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,420,238.26 : 57,634,393.52 = 12,514,558.38 : x
  2. Step 2: Convert to fraction form
    38,420,238.26/57,634,393.52 = 12,514,558.38/x
  3. Step 3: Cross multiply
    38,420,238.26x = 57,634,393.52 × 12,514,558.38
  4. Step 4: Simplify right side
    38,420,238.26x = 721,268,982,339,361
  5. Step 5: Solve for x
    x = 721,268,982,339,361/38,420,238.26
  6. Step 6: Final answer
    x = 18,773,152.25

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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.