Home / 17,017,498.90-25,504,961.55-8,500,212.82

Finding the Fourth Proportional to 17,017,498.90, 25,504,961.55 and 8,500,212.82

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Solution

The fourth proportional to 17,017,498.90, 25,504,961.55 and 8,500,212.82 is: 12,739,686.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,017,498.90 : 25,504,961.55 = 8,500,212.82 : x
  2. Step 2: Convert to fraction form
    17,017,498.90/25,504,961.55 = 8,500,212.82/x
  3. Step 3: Cross multiply
    17,017,498.90x = 25,504,961.55 × 8,500,212.82
  4. Step 4: Simplify right side
    17,017,498.90x = 216,797,601,140,917.09
  5. Step 5: Solve for x
    x = 216,797,601,140,917.09/17,017,498.90
  6. Step 6: Final answer
    x = 12,739,686.51

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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.