Home / 8,181,912.42-11,288,536.65-4,743,467.10

Finding the Fourth Proportional to 8,181,912.42, 11,288,536.65 and 4,743,467.10

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Solution

The fourth proportional to 8,181,912.42, 11,288,536.65 and 4,743,467.10 is: 6,544,533.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181,912.42 : 11,288,536.65 = 4,743,467.10 : x
  2. Step 2: Convert to fraction form
    8,181,912.42/11,288,536.65 = 4,743,467.10/x
  3. Step 3: Cross multiply
    8,181,912.42x = 11,288,536.65 × 4,743,467.10
  4. Step 4: Simplify right side
    8,181,912.42x = 53,546,802,206,419.21
  5. Step 5: Solve for x
    x = 53,546,802,206,419.21/8,181,912.42
  6. Step 6: Final answer
    x = 6,544,533.78

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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.