Home / 54,672,786.21-75,448,452.03-29,892,990.15

Finding the Fourth Proportional to 54,672,786.21, 75,448,452.03 and 29,892,990.15

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Solution

The fourth proportional to 54,672,786.21, 75,448,452.03 and 29,892,990.15 is: 41,252,330.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,672,786.21 : 75,448,452.03 = 29,892,990.15 : x
  2. Step 2: Convert to fraction form
    54,672,786.21/75,448,452.03 = 29,892,990.15/x
  3. Step 3: Cross multiply
    54,672,786.21x = 75,448,452.03 × 29,892,990.15
  4. Step 4: Simplify right side
    54,672,786.21x = 2,255,379,833,365,537.50
  5. Step 5: Solve for x
    x = 2,255,379,833,365,537.50/54,672,786.21
  6. Step 6: Final answer
    x = 41,252,330.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.