Home / 51,467,491.82-77,203,720.58-16,923,128.73

Finding the Fourth Proportional to 51,467,491.82, 77,203,720.58 and 16,923,128.73

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Solution

The fourth proportional to 51,467,491.82, 77,203,720.58 and 16,923,128.73 is: 25,385,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,467,491.82 : 77,203,720.58 = 16,923,128.73 : x
  2. Step 2: Convert to fraction form
    51,467,491.82/77,203,720.58 = 16,923,128.73/x
  3. Step 3: Cross multiply
    51,467,491.82x = 77,203,720.58 × 16,923,128.73
  4. Step 4: Simplify right side
    51,467,491.82x = 1,306,528,501,725,674.75
  5. Step 5: Solve for x
    x = 1,306,528,501,725,674.75/51,467,491.82
  6. Step 6: Final answer
    x = 25,385,509.49

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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.