Home / 17,285,432.72-25,940,936.97-8,187,578.01

Finding the Fourth Proportional to 17,285,432.72, 25,940,936.97 and 8,187,578.01

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Solution

The fourth proportional to 17,285,432.72, 25,940,936.97 and 8,187,578.01 is: 12,287,424.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,285,432.72 : 25,940,936.97 = 8,187,578.01 : x
  2. Step 2: Convert to fraction form
    17,285,432.72/25,940,936.97 = 8,187,578.01/x
  3. Step 3: Cross multiply
    17,285,432.72x = 25,940,936.97 × 8,187,578.01
  4. Step 4: Simplify right side
    17,285,432.72x = 212,393,445,094,368
  5. Step 5: Solve for x
    x = 212,393,445,094,368/17,285,432.72
  6. Step 6: Final answer
    x = 12,287,424.25

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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.