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Finding the Fourth Proportional to 5,562,356.88, 8,345,932.98 and 3,003,063.64

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Solution

The fourth proportional to 5,562,356.88, 8,345,932.98 and 3,003,063.64 is: 4,505,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562,356.88 : 8,345,932.98 = 3,003,063.64 : x
  2. Step 2: Convert to fraction form
    5,562,356.88/8,345,932.98 = 3,003,063.64/x
  3. Step 3: Cross multiply
    5,562,356.88x = 8,345,932.98 × 3,003,063.64
  4. Step 4: Simplify right side
    5,562,356.88x = 25,063,367,874,114.85
  5. Step 5: Solve for x
    x = 25,063,367,874,114.85/5,562,356.88
  6. Step 6: Final answer
    x = 4,505,889.93

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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.