Home / 38,646,039.60-57,969,021.96-9,892,128.96

Finding the Fourth Proportional to 38,646,039.60, 57,969,021.96 and 9,892,128.96

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Solution

The fourth proportional to 38,646,039.60, 57,969,021.96 and 9,892,128.96 is: 14,838,183.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,646,039.60 : 57,969,021.96 = 9,892,128.96 : x
  2. Step 2: Convert to fraction form
    38,646,039.60/57,969,021.96 = 9,892,128.96/x
  3. Step 3: Cross multiply
    38,646,039.60x = 57,969,021.96 × 9,892,128.96
  4. Step 4: Simplify right side
    38,646,039.60x = 573,437,040,913,392
  5. Step 5: Solve for x
    x = 573,437,040,913,392/38,646,039.60
  6. Step 6: Final answer
    x = 14,838,183.86

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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.