Home / 14,514,407.96-20,029,480.13-8,236,078.92

Finding the Fourth Proportional to 14,514,407.96, 20,029,480.13 and 8,236,078.92

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Solution

The fourth proportional to 14,514,407.96, 20,029,480.13 and 8,236,078.92 is: 11,365,560.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,514,407.96 : 20,029,480.13 = 8,236,078.92 : x
  2. Step 2: Convert to fraction form
    14,514,407.96/20,029,480.13 = 8,236,078.92/x
  3. Step 3: Cross multiply
    14,514,407.96x = 20,029,480.13 × 8,236,078.92
  4. Step 4: Simplify right side
    14,514,407.96x = 164,964,379,097,842.06
  5. Step 5: Solve for x
    x = 164,964,379,097,842.06/14,514,407.96
  6. Step 6: Final answer
    x = 11,365,560.32

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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.