Home / 13,531,791.24-20,315,008.05-11,624,902.20

Finding the Fourth Proportional to 13,531,791.24, 20,315,008.05 and 11,624,902.20

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Solution

The fourth proportional to 13,531,791.24, 20,315,008.05 and 11,624,902.20 is: 17,452,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,531,791.24 : 20,315,008.05 = 11,624,902.20 : x
  2. Step 2: Convert to fraction form
    13,531,791.24/20,315,008.05 = 11,624,902.20/x
  3. Step 3: Cross multiply
    13,531,791.24x = 20,315,008.05 × 11,624,902.20
  4. Step 4: Simplify right side
    13,531,791.24x = 236,159,981,773,462.72
  5. Step 5: Solve for x
    x = 236,159,981,773,462.72/13,531,791.24
  6. Step 6: Final answer
    x = 17,452,233.60

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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.