Home / 19,056,149.92-28,568,155.54-8,265,323.44

Finding the Fourth Proportional to 19,056,149.92, 28,568,155.54 and 8,265,323.44

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Solution

The fourth proportional to 19,056,149.92, 28,568,155.54 and 8,265,323.44 is: 12,391,015.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056,149.92 : 28,568,155.54 = 8,265,323.44 : x
  2. Step 2: Convert to fraction form
    19,056,149.92/28,568,155.54 = 8,265,323.44/x
  3. Step 3: Cross multiply
    19,056,149.92x = 28,568,155.54 × 8,265,323.44
  4. Step 4: Simplify right side
    19,056,149.92x = 236,125,045,622,327.88
  5. Step 5: Solve for x
    x = 236,125,045,622,327.88/19,056,149.92
  6. Step 6: Final answer
    x = 12,391,015.32

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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.