Home / 8,586,357.96-12,879,405.72-2,196,556.32

Finding the Fourth Proportional to 8,586,357.96, 12,879,405.72 and 2,196,556.32

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Solution

The fourth proportional to 8,586,357.96, 12,879,405.72 and 2,196,556.32 is: 3,294,800.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586,357.96 : 12,879,405.72 = 2,196,556.32 : x
  2. Step 2: Convert to fraction form
    8,586,357.96/12,879,405.72 = 2,196,556.32/x
  3. Step 3: Cross multiply
    8,586,357.96x = 12,879,405.72 × 2,196,556.32
  4. Step 4: Simplify right side
    8,586,357.96x = 28,290,340,032,110.15
  5. Step 5: Solve for x
    x = 28,290,340,032,110.15/8,586,357.96
  6. Step 6: Final answer
    x = 3,294,800.91

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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.