Home / 8,268,785.18-12,402,369.57-2,511,568.79

Finding the Fourth Proportional to 8,268,785.18, 12,402,369.57 and 2,511,568.79

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Solution

The fourth proportional to 8,268,785.18, 12,402,369.57 and 2,511,568.79 is: 3,767,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,785.18 : 12,402,369.57 = 2,511,568.79 : x
  2. Step 2: Convert to fraction form
    8,268,785.18/12,402,369.57 = 2,511,568.79/x
  3. Step 3: Cross multiply
    8,268,785.18x = 12,402,369.57 × 2,511,568.79
  4. Step 4: Simplify right side
    8,268,785.18x = 31,149,404,272,045.88
  5. Step 5: Solve for x
    x = 31,149,404,272,045.88/8,268,785.18
  6. Step 6: Final answer
    x = 3,767,107.70

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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.