Home / 15,048,169.74-20,767,755.24-8,522,960.13

Finding the Fourth Proportional to 15,048,169.74, 20,767,755.24 and 8,522,960.13

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Solution

The fourth proportional to 15,048,169.74, 20,767,755.24 and 8,522,960.13 is: 11,762,410.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048,169.74 : 20,767,755.24 = 8,522,960.13 : x
  2. Step 2: Convert to fraction form
    15,048,169.74/20,767,755.24 = 8,522,960.13/x
  3. Step 3: Cross multiply
    15,048,169.74x = 20,767,755.24 × 8,522,960.13
  4. Step 4: Simplify right side
    15,048,169.74x = 177,002,749,900,118.59
  5. Step 5: Solve for x
    x = 177,002,749,900,118.59/15,048,169.74
  6. Step 6: Final answer
    x = 11,762,410.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.