Home / 9,919,704.81-14,850,651.92-7,372,199.73

Finding the Fourth Proportional to 9,919,704.81, 14,850,651.92 and 7,372,199.73

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Solution

The fourth proportional to 9,919,704.81, 14,850,651.92 and 7,372,199.73 is: 11,036,817.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919,704.81 : 14,850,651.92 = 7,372,199.73 : x
  2. Step 2: Convert to fraction form
    9,919,704.81/14,850,651.92 = 7,372,199.73/x
  3. Step 3: Cross multiply
    9,919,704.81x = 14,850,651.92 × 7,372,199.73
  4. Step 4: Simplify right side
    9,919,704.81x = 109,481,972,038,086.98
  5. Step 5: Solve for x
    x = 109,481,972,038,086.98/9,919,704.81
  6. Step 6: Final answer
    x = 11,036,817.54

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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.