Home / 6,308,611.52-9,463,830.70-1,989,195.64

Finding the Fourth Proportional to 6,308,611.52, 9,463,830.70 and 1,989,195.64

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Solution

The fourth proportional to 6,308,611.52, 9,463,830.70 and 1,989,195.64 is: 2,984,081.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,308,611.52 : 9,463,830.70 = 1,989,195.64 : x
  2. Step 2: Convert to fraction form
    6,308,611.52/9,463,830.70 = 1,989,195.64/x
  3. Step 3: Cross multiply
    6,308,611.52x = 9,463,830.70 × 1,989,195.64
  4. Step 4: Simplify right side
    6,308,611.52x = 18,825,410,766,138.14
  5. Step 5: Solve for x
    x = 18,825,410,766,138.14/6,308,611.52
  6. Step 6: Final answer
    x = 2,984,081.47

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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.