Home / 16,993,315.98-25,489,998.99-12,972,632.94

Finding the Fourth Proportional to 16,993,315.98, 25,489,998.99 and 12,972,632.94

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Solution

The fourth proportional to 16,993,315.98, 25,489,998.99 and 12,972,632.94 is: 19,458,968.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,993,315.98 : 25,489,998.99 = 12,972,632.94 : x
  2. Step 2: Convert to fraction form
    16,993,315.98/25,489,998.99 = 12,972,632.94/x
  3. Step 3: Cross multiply
    16,993,315.98x = 25,489,998.99 × 12,972,632.94
  4. Step 4: Simplify right side
    16,993,315.98x = 330,672,400,538,240.69
  5. Step 5: Solve for x
    x = 330,672,400,538,240.69/16,993,315.98
  6. Step 6: Final answer
    x = 19,458,968.51

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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.