Home / 14,571,505.56-20,108,704.50-8,045,147.64

Finding the Fourth Proportional to 14,571,505.56, 20,108,704.50 and 8,045,147.64

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Solution

The fourth proportional to 14,571,505.56, 20,108,704.50 and 8,045,147.64 is: 11,102,318.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,571,505.56 : 20,108,704.50 = 8,045,147.64 : x
  2. Step 2: Convert to fraction form
    14,571,505.56/20,108,704.50 = 8,045,147.64/x
  3. Step 3: Cross multiply
    14,571,505.56x = 20,108,704.50 × 8,045,147.64
  4. Step 4: Simplify right side
    14,571,505.56x = 161,777,496,551,632.38
  5. Step 5: Solve for x
    x = 161,777,496,551,632.38/14,571,505.56
  6. Step 6: Final answer
    x = 11,102,318.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.