Home / 9,991,764.78-14,988,192.24-3,167,844.44

Finding the Fourth Proportional to 9,991,764.78, 14,988,192.24 and 3,167,844.44

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Solution

The fourth proportional to 9,991,764.78, 14,988,192.24 and 3,167,844.44 is: 4,751,939.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991,764.78 : 14,988,192.24 = 3,167,844.44 : x
  2. Step 2: Convert to fraction form
    9,991,764.78/14,988,192.24 = 3,167,844.44/x
  3. Step 3: Cross multiply
    9,991,764.78x = 14,988,192.24 × 3,167,844.44
  4. Step 4: Simplify right side
    9,991,764.78x = 47,480,261,453,135.15
  5. Step 5: Solve for x
    x = 47,480,261,453,135.15/9,991,764.78
  6. Step 6: Final answer
    x = 4,751,939.47

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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.