Home / 36,149,529.03-54,224,175.28-13,120,432.86

Finding the Fourth Proportional to 36,149,529.03, 54,224,175.28 and 13,120,432.86

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Solution

The fourth proportional to 36,149,529.03, 54,224,175.28 and 13,120,432.86 is: 19,680,606.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,149,529.03 : 54,224,175.28 = 13,120,432.86 : x
  2. Step 2: Convert to fraction form
    36,149,529.03/54,224,175.28 = 13,120,432.86/x
  3. Step 3: Cross multiply
    36,149,529.03x = 54,224,175.28 × 13,120,432.86
  4. Step 4: Simplify right side
    36,149,529.03x = 711,444,651,150,111.62
  5. Step 5: Solve for x
    x = 711,444,651,150,111.62/36,149,529.03
  6. Step 6: Final answer
    x = 19,680,606.37

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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.