Home / 17,613,239.20-26,394,360-12,142,718.56

Finding the Fourth Proportional to 17,613,239.20, 26,394,360 and 12,142,718.56

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Solution

The fourth proportional to 17,613,239.20, 26,394,360 and 12,142,718.56 is: 18,196,498.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613,239.20 : 26,394,360 = 12,142,718.56 : x
  2. Step 2: Convert to fraction form
    17,613,239.20/26,394,360 = 12,142,718.56/x
  3. Step 3: Cross multiply
    17,613,239.20x = 26,394,360 × 12,142,718.56
  4. Step 4: Simplify right side
    17,613,239.20x = 320,499,285,051,321.62
  5. Step 5: Solve for x
    x = 320,499,285,051,321.62/17,613,239.20
  6. Step 6: Final answer
    x = 18,196,498.75

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1.5x scale

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.