Home / 18,701,773.80-28,052,660.70-8,064,205.80

Finding the Fourth Proportional to 18,701,773.80, 28,052,660.70 and 8,064,205.80

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Solution

The fourth proportional to 18,701,773.80, 28,052,660.70 and 8,064,205.80 is: 12,096,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701,773.80 : 28,052,660.70 = 8,064,205.80 : x
  2. Step 2: Convert to fraction form
    18,701,773.80/28,052,660.70 = 8,064,205.80/x
  3. Step 3: Cross multiply
    18,701,773.80x = 28,052,660.70 × 8,064,205.80
  4. Step 4: Simplify right side
    18,701,773.80x = 226,222,429,122,372.06
  5. Step 5: Solve for x
    x = 226,222,429,122,372.06/18,701,773.80
  6. Step 6: Final answer
    x = 12,096,308.70

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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.