Home / 22,112,673.66-30,514,147.26-12,189,121.44

Finding the Fourth Proportional to 22,112,673.66, 30,514,147.26 and 12,189,121.44

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Solution

The fourth proportional to 22,112,673.66, 30,514,147.26 and 12,189,121.44 is: 16,820,247.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,112,673.66 : 30,514,147.26 = 12,189,121.44 : x
  2. Step 2: Convert to fraction form
    22,112,673.66/30,514,147.26 = 12,189,121.44/x
  3. Step 3: Cross multiply
    22,112,673.66x = 30,514,147.26 × 12,189,121.44
  4. Step 4: Simplify right side
    22,112,673.66x = 371,940,646,590,183.25
  5. Step 5: Solve for x
    x = 371,940,646,590,183.25/22,112,673.66
  6. Step 6: Final answer
    x = 16,820,247.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.