Home / 11,520,118.20-17,246,999.70-11,188,342.20

Finding the Fourth Proportional to 11,520,118.20, 17,246,999.70 and 11,188,342.20

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Solution

The fourth proportional to 11,520,118.20, 17,246,999.70 and 11,188,342.20 is: 16,750,291.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,520,118.20 : 17,246,999.70 = 11,188,342.20 : x
  2. Step 2: Convert to fraction form
    11,520,118.20/17,246,999.70 = 11,188,342.20/x
  3. Step 3: Cross multiply
    11,520,118.20x = 17,246,999.70 × 11,188,342.20
  4. Step 4: Simplify right side
    11,520,118.20x = 192,965,334,566,897.31
  5. Step 5: Solve for x
    x = 192,965,334,566,897.31/11,520,118.20
  6. Step 6: Final answer
    x = 16,750,291.21

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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.