Home / 7,573,189.40-11,351,369.52-5,770,128.32

Finding the Fourth Proportional to 7,573,189.40, 11,351,369.52 and 5,770,128.32

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Solution

The fourth proportional to 7,573,189.40, 11,351,369.52 and 5,770,128.32 is: 8,648,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573,189.40 : 11,351,369.52 = 5,770,128.32 : x
  2. Step 2: Convert to fraction form
    7,573,189.40/11,351,369.52 = 5,770,128.32/x
  3. Step 3: Cross multiply
    7,573,189.40x = 11,351,369.52 × 5,770,128.32
  4. Step 4: Simplify right side
    7,573,189.40x = 65,498,858,738,136.80
  5. Step 5: Solve for x
    x = 65,498,858,738,136.80/7,573,189.40
  6. Step 6: Final answer
    x = 8,648,781.28

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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.