Home / 25,679,238.66-38,494,745.91-8,627,986.98

Finding the Fourth Proportional to 25,679,238.66, 38,494,745.91 and 8,627,986.98

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Solution

The fourth proportional to 25,679,238.66, 38,494,745.91 and 8,627,986.98 is: 12,933,879.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,679,238.66 : 38,494,745.91 = 8,627,986.98 : x
  2. Step 2: Convert to fraction form
    25,679,238.66/38,494,745.91 = 8,627,986.98/x
  3. Step 3: Cross multiply
    25,679,238.66x = 38,494,745.91 × 8,627,986.98
  4. Step 4: Simplify right side
    25,679,238.66x = 332,132,166,509,888.25
  5. Step 5: Solve for x
    x = 332,132,166,509,888.25/25,679,238.66
  6. Step 6: Final answer
    x = 12,933,879.03

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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.