Home / 5,171,825.66-7,137,119.34-2,997,629.93

Finding the Fourth Proportional to 5,171,825.66, 7,137,119.34 and 2,997,629.93

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Solution

The fourth proportional to 5,171,825.66, 7,137,119.34 and 2,997,629.93 is: 4,136,729.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,825.66 : 7,137,119.34 = 2,997,629.93 : x
  2. Step 2: Convert to fraction form
    5,171,825.66/7,137,119.34 = 2,997,629.93/x
  3. Step 3: Cross multiply
    5,171,825.66x = 7,137,119.34 × 2,997,629.93
  4. Step 4: Simplify right side
    5,171,825.66x = 21,394,442,511,880.25
  5. Step 5: Solve for x
    x = 21,394,442,511,880.25/5,171,825.66
  6. Step 6: Final answer
    x = 4,136,729.26

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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.