Home / 20,494,687.33-30,747,415.13-7,365,430.79

Finding the Fourth Proportional to 20,494,687.33, 30,747,415.13 and 7,365,430.79

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Solution

The fourth proportional to 20,494,687.33, 30,747,415.13 and 7,365,430.79 is: 11,050,081.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,494,687.33 : 30,747,415.13 = 7,365,430.79 : x
  2. Step 2: Convert to fraction form
    20,494,687.33/30,747,415.13 = 7,365,430.79/x
  3. Step 3: Cross multiply
    20,494,687.33x = 30,747,415.13 × 7,365,430.79
  4. Step 4: Simplify right side
    20,494,687.33x = 226,467,958,192,885.78
  5. Step 5: Solve for x
    x = 226,467,958,192,885.78/20,494,687.33
  6. Step 6: Final answer
    x = 11,050,081.15

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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.