Home / 5,086,420-7,019,267.93-2,763,321.64

Finding the Fourth Proportional to 5,086,420, 7,019,267.93 and 2,763,321.64

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Solution

The fourth proportional to 5,086,420, 7,019,267.93 and 2,763,321.64 is: 3,813,388.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086,420 : 7,019,267.93 = 2,763,321.64 : x
  2. Step 2: Convert to fraction form
    5,086,420/7,019,267.93 = 2,763,321.64/x
  3. Step 3: Cross multiply
    5,086,420x = 7,019,267.93 × 2,763,321.64
  4. Step 4: Simplify right side
    5,086,420x = 19,396,494,967,927.00
  5. Step 5: Solve for x
    x = 19,396,494,967,927.00/5,086,420
  6. Step 6: Final answer
    x = 3,813,388.39

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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.