Home / 15,285,247.06-22,919,078.82-9,143,363.74

Finding the Fourth Proportional to 15,285,247.06, 22,919,078.82 and 9,143,363.74

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Solution

The fourth proportional to 15,285,247.06, 22,919,078.82 and 9,143,363.74 is: 13,709,786.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,285,247.06 : 22,919,078.82 = 9,143,363.74 : x
  2. Step 2: Convert to fraction form
    15,285,247.06/22,919,078.82 = 9,143,363.74/x
  3. Step 3: Cross multiply
    15,285,247.06x = 22,919,078.82 × 9,143,363.74
  4. Step 4: Simplify right side
    15,285,247.06x = 209,557,474,236,990
  5. Step 5: Solve for x
    x = 209,557,474,236,990/15,285,247.06
  6. Step 6: Final answer
    x = 13,709,786.53

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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.