Home / 36,149,530.53-54,224,177.52-13,120,434.37

Finding the Fourth Proportional to 36,149,530.53, 54,224,177.52 and 13,120,434.37

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Solution

The fourth proportional to 36,149,530.53, 54,224,177.52 and 13,120,434.37 is: 19,680,608.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,149,530.53 : 54,224,177.52 = 13,120,434.37 : x
  2. Step 2: Convert to fraction form
    36,149,530.53/54,224,177.52 = 13,120,434.37/x
  3. Step 3: Cross multiply
    36,149,530.53x = 54,224,177.52 × 13,120,434.37
  4. Step 4: Simplify right side
    36,149,530.53x = 711,444,762,418,389.38
  5. Step 5: Solve for x
    x = 711,444,762,418,389.38/36,149,530.53
  6. Step 6: Final answer
    x = 19,680,608.63

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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.