Home / 12,096,450.72-18,138,376.26-5,704,986.96

Finding the Fourth Proportional to 12,096,450.72, 18,138,376.26 and 5,704,986.96

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Solution

The fourth proportional to 12,096,450.72, 18,138,376.26 and 5,704,986.96 is: 8,554,509.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,450.72 : 18,138,376.26 = 5,704,986.96 : x
  2. Step 2: Convert to fraction form
    12,096,450.72/18,138,376.26 = 5,704,986.96/x
  3. Step 3: Cross multiply
    12,096,450.72x = 18,138,376.26 × 5,704,986.96
  4. Step 4: Simplify right side
    12,096,450.72x = 103,479,200,038,873.58
  5. Step 5: Solve for x
    x = 103,479,200,038,873.58/12,096,450.72
  6. Step 6: Final answer
    x = 8,554,509.29

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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.