Home / 18,758,801.80-28,096,212.30-11,200,529.80

Finding the Fourth Proportional to 18,758,801.80, 28,096,212.30 and 11,200,529.80

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Solution

The fourth proportional to 18,758,801.80, 28,096,212.30 and 11,200,529.80 is: 16,775,723.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,758,801.80 : 28,096,212.30 = 11,200,529.80 : x
  2. Step 2: Convert to fraction form
    18,758,801.80/28,096,212.30 = 11,200,529.80/x
  3. Step 3: Cross multiply
    18,758,801.80x = 28,096,212.30 × 11,200,529.80
  4. Step 4: Simplify right side
    18,758,801.80x = 314,692,463,133,276.56
  5. Step 5: Solve for x
    x = 314,692,463,133,276.56/18,758,801.80
  6. Step 6: Final answer
    x = 16,775,723.02

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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.