Home / 8,268,785.67-12,402,370.32-2,511,569.28

Finding the Fourth Proportional to 8,268,785.67, 12,402,370.32 and 2,511,569.28

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Solution

The fourth proportional to 8,268,785.67, 12,402,370.32 and 2,511,569.28 is: 3,767,108.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,785.67 : 12,402,370.32 = 2,511,569.28 : x
  2. Step 2: Convert to fraction form
    8,268,785.67/12,402,370.32 = 2,511,569.28/x
  3. Step 3: Cross multiply
    8,268,785.67x = 12,402,370.32 × 2,511,569.28
  4. Step 4: Simplify right side
    8,268,785.67x = 31,149,412,294,895.77
  5. Step 5: Solve for x
    x = 31,149,412,294,895.77/8,268,785.67
  6. Step 6: Final answer
    x = 3,767,108.44

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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.