Home / 7,568,172.90-11,345,509.62-2,774,745.18

Finding the Fourth Proportional to 7,568,172.90, 11,345,509.62 and 2,774,745.18

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Solution

The fourth proportional to 7,568,172.90, 11,345,509.62 and 2,774,745.18 is: 4,159,643.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568,172.90 : 11,345,509.62 = 2,774,745.18 : x
  2. Step 2: Convert to fraction form
    7,568,172.90/11,345,509.62 = 2,774,745.18/x
  3. Step 3: Cross multiply
    7,568,172.90x = 11,345,509.62 × 2,774,745.18
  4. Step 4: Simplify right side
    7,568,172.90x = 31,480,898,132,738.63
  5. Step 5: Solve for x
    x = 31,480,898,132,738.63/7,568,172.90
  6. Step 6: Final answer
    x = 4,159,643.09

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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.