Home / 18,203,489.60-27,305,234.40-16,376,907.20

Finding the Fourth Proportional to 18,203,489.60, 27,305,234.40 and 16,376,907.20

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Solution

The fourth proportional to 18,203,489.60, 27,305,234.40 and 16,376,907.20 is: 24,565,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203,489.60 : 27,305,234.40 = 16,376,907.20 : x
  2. Step 2: Convert to fraction form
    18,203,489.60/27,305,234.40 = 16,376,907.20/x
  3. Step 3: Cross multiply
    18,203,489.60x = 27,305,234.40 × 16,376,907.20
  4. Step 4: Simplify right side
    18,203,489.60x = 447,175,289,843,047.62
  5. Step 5: Solve for x
    x = 447,175,289,843,047.62/18,203,489.60
  6. Step 6: Final answer
    x = 24,565,360.80

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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.