Home / 11,480,441.45-17,220,685.86-10,778,939.33

Finding the Fourth Proportional to 11,480,441.45, 17,220,685.86 and 10,778,939.33

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Solution

The fourth proportional to 11,480,441.45, 17,220,685.86 and 10,778,939.33 is: 16,168,431.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480,441.45 : 17,220,685.86 = 10,778,939.33 : x
  2. Step 2: Convert to fraction form
    11,480,441.45/17,220,685.86 = 10,778,939.33/x
  3. Step 3: Cross multiply
    11,480,441.45x = 17,220,685.86 × 10,778,939.33
  4. Step 4: Simplify right side
    11,480,441.45x = 185,620,728,019,825.44
  5. Step 5: Solve for x
    x = 185,620,728,019,825.44/11,480,441.45
  6. Step 6: Final answer
    x = 16,168,431.23

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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.