Home / 7,568,078.40-11,345,367.87-2,774,650.68

Finding the Fourth Proportional to 7,568,078.40, 11,345,367.87 and 2,774,650.68

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Solution

The fourth proportional to 7,568,078.40, 11,345,367.87 and 2,774,650.68 is: 4,159,501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568,078.40 : 11,345,367.87 = 2,774,650.68 : x
  2. Step 2: Convert to fraction form
    7,568,078.40/11,345,367.87 = 2,774,650.68/x
  3. Step 3: Cross multiply
    7,568,078.40x = 11,345,367.87 × 2,774,650.68
  4. Step 4: Simplify right side
    7,568,078.40x = 31,479,432,675,345.65
  5. Step 5: Solve for x
    x = 31,479,432,675,345.65/7,568,078.40
  6. Step 6: Final answer
    x = 4,159,501.40

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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.