Home / 6,474,530.88-9,705,478.32-4,198,651.20

Finding the Fourth Proportional to 6,474,530.88, 9,705,478.32 and 4,198,651.20

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Solution

The fourth proportional to 6,474,530.88, 9,705,478.32 and 4,198,651.20 is: 6,293,879.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,530.88 : 9,705,478.32 = 4,198,651.20 : x
  2. Step 2: Convert to fraction form
    6,474,530.88/9,705,478.32 = 4,198,651.20/x
  3. Step 3: Cross multiply
    6,474,530.88x = 9,705,478.32 × 4,198,651.20
  4. Step 4: Simplify right side
    6,474,530.88x = 40,749,918,194,841.98
  5. Step 5: Solve for x
    x = 40,749,918,194,841.98/6,474,530.88
  6. Step 6: Final answer
    x = 6,293,879.66

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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.