Home / 16,817,606.92-25,134,252.62-12,278,215

Finding the Fourth Proportional to 16,817,606.92, 25,134,252.62 and 12,278,215

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Solution

The fourth proportional to 16,817,606.92, 25,134,252.62 and 12,278,215 is: 18,350,039.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817,606.92 : 25,134,252.62 = 12,278,215 : x
  2. Step 2: Convert to fraction form
    16,817,606.92/25,134,252.62 = 12,278,215/x
  3. Step 3: Cross multiply
    16,817,606.92x = 25,134,252.62 × 12,278,215
  4. Step 4: Simplify right side
    16,817,606.92x = 308,603,757,532,673.31
  5. Step 5: Solve for x
    x = 308,603,757,532,673.31/16,817,606.92
  6. Step 6: Final answer
    x = 18,350,039.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.