Home / 11,666,243.20-17,499,364.80-8,493,635.20

Finding the Fourth Proportional to 11,666,243.20, 17,499,364.80 and 8,493,635.20

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Solution

The fourth proportional to 11,666,243.20, 17,499,364.80 and 8,493,635.20 is: 12,740,452.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666,243.20 : 17,499,364.80 = 8,493,635.20 : x
  2. Step 2: Convert to fraction form
    11,666,243.20/17,499,364.80 = 8,493,635.20/x
  3. Step 3: Cross multiply
    11,666,243.20x = 17,499,364.80 × 8,493,635.20
  4. Step 4: Simplify right side
    11,666,243.20x = 148,633,220,842,920.97
  5. Step 5: Solve for x
    x = 148,633,220,842,920.97/11,666,243.20
  6. Step 6: Final answer
    x = 12,740,452.80

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Similar ratio
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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.