Home / 15,215,047.75-22,823,900.03-3,855,496.78

Finding the Fourth Proportional to 15,215,047.75, 22,823,900.03 and 3,855,496.78

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Solution

The fourth proportional to 15,215,047.75, 22,823,900.03 and 3,855,496.78 is: 5,783,581.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,215,047.75 : 22,823,900.03 = 3,855,496.78 : x
  2. Step 2: Convert to fraction form
    15,215,047.75/22,823,900.03 = 3,855,496.78/x
  3. Step 3: Cross multiply
    15,215,047.75x = 22,823,900.03 × 3,855,496.78
  4. Step 4: Simplify right side
    15,215,047.75x = 87,997,473,072,706.91
  5. Step 5: Solve for x
    x = 87,997,473,072,706.91/15,215,047.75
  6. Step 6: Final answer
    x = 5,783,581.79

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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.