Home / 10,788,261.12-16,188,775.92-3,969,622.46

Finding the Fourth Proportional to 10,788,261.12, 16,188,775.92 and 3,969,622.46

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Solution

The fourth proportional to 10,788,261.12, 16,188,775.92 and 3,969,622.46 is: 5,956,782.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788,261.12 : 16,188,775.92 = 3,969,622.46 : x
  2. Step 2: Convert to fraction form
    10,788,261.12/16,188,775.92 = 3,969,622.46/x
  3. Step 3: Cross multiply
    10,788,261.12x = 16,188,775.92 × 3,969,622.46
  4. Step 4: Simplify right side
    10,788,261.12x = 64,263,328,410,995.28
  5. Step 5: Solve for x
    x = 64,263,328,410,995.28/10,788,261.12
  6. Step 6: Final answer
    x = 5,956,782.81

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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.