Home / 11,629,431.41-17,448,031.47-5,151,626.70

Finding the Fourth Proportional to 11,629,431.41, 17,448,031.47 and 5,151,626.70

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Solution

The fourth proportional to 11,629,431.41, 17,448,031.47 and 5,151,626.70 is: 7,729,160.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629,431.41 : 17,448,031.47 = 5,151,626.70 : x
  2. Step 2: Convert to fraction form
    11,629,431.41/17,448,031.47 = 5,151,626.70/x
  3. Step 3: Cross multiply
    11,629,431.41x = 17,448,031.47 × 5,151,626.70
  4. Step 4: Simplify right side
    11,629,431.41x = 89,885,744,783,292.25
  5. Step 5: Solve for x
    x = 89,885,744,783,292.25/11,629,431.41
  6. Step 6: Final answer
    x = 7,729,160.75

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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.