Home / 11,527,912.35-17,297,849.94-5,136,678.21

Finding the Fourth Proportional to 11,527,912.35, 17,297,849.94 and 5,136,678.21

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Solution

The fourth proportional to 11,527,912.35, 17,297,849.94 and 5,136,678.21 is: 7,707,682.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,527,912.35 : 17,297,849.94 = 5,136,678.21 : x
  2. Step 2: Convert to fraction form
    11,527,912.35/17,297,849.94 = 5,136,678.21/x
  3. Step 3: Cross multiply
    11,527,912.35x = 17,297,849.94 × 5,136,678.21
  4. Step 4: Simplify right side
    11,527,912.35x = 88,853,488,866,647.81
  5. Step 5: Solve for x
    x = 88,853,488,866,647.81/11,527,912.35
  6. Step 6: Final answer
    x = 7,707,682.55

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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.