Home / 22,112,679.44-30,514,155.27-12,189,127.25

Finding the Fourth Proportional to 22,112,679.44, 30,514,155.27 and 12,189,127.25

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Solution

The fourth proportional to 22,112,679.44, 30,514,155.27 and 12,189,127.25 is: 16,820,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,112,679.44 : 30,514,155.27 = 12,189,127.25 : x
  2. Step 2: Convert to fraction form
    22,112,679.44/30,514,155.27 = 12,189,127.25/x
  3. Step 3: Cross multiply
    22,112,679.44x = 30,514,155.27 × 12,189,127.25
  4. Step 4: Simplify right side
    22,112,679.44x = 371,940,921,542,864.25
  5. Step 5: Solve for x
    x = 371,940,921,542,864.25/22,112,679.44
  6. Step 6: Final answer
    x = 16,820,255.66

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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.