Home / 12,294,183.80-18,425,529.30-9,440,148.80

Finding the Fourth Proportional to 12,294,183.80, 18,425,529.30 and 9,440,148.80

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Solution

The fourth proportional to 12,294,183.80, 18,425,529.30 and 9,440,148.80 is: 14,148,132.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,183.80 : 18,425,529.30 = 9,440,148.80 : x
  2. Step 2: Convert to fraction form
    12,294,183.80/18,425,529.30 = 9,440,148.80/x
  3. Step 3: Cross multiply
    12,294,183.80x = 18,425,529.30 × 9,440,148.80
  4. Step 4: Simplify right side
    12,294,183.80x = 173,939,738,310,759.88
  5. Step 5: Solve for x
    x = 173,939,738,310,759.88/12,294,183.80
  6. Step 6: Final answer
    x = 14,148,132.25

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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.