Home / 14,514,408.96-20,029,481.51-8,236,079.92

Finding the Fourth Proportional to 14,514,408.96, 20,029,481.51 and 8,236,079.92

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Solution

The fourth proportional to 14,514,408.96, 20,029,481.51 and 8,236,079.92 is: 11,365,561.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,514,408.96 : 20,029,481.51 = 8,236,079.92 : x
  2. Step 2: Convert to fraction form
    14,514,408.96/20,029,481.51 = 8,236,079.92/x
  3. Step 3: Cross multiply
    14,514,408.96x = 20,029,481.51 × 8,236,079.92
  4. Step 4: Simplify right side
    14,514,408.96x = 164,964,410,472,522.28
  5. Step 5: Solve for x
    x = 164,964,410,472,522.28/14,514,408.96
  6. Step 6: Final answer
    x = 11,365,561.69

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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.