Home / 6,166,405-8,509,638.90-3,450,675.88

Finding the Fourth Proportional to 6,166,405, 8,509,638.90 and 3,450,675.88

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Solution

The fourth proportional to 6,166,405, 8,509,638.90 and 3,450,675.88 is: 4,761,932.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,166,405 : 8,509,638.90 = 3,450,675.88 : x
  2. Step 2: Convert to fraction form
    6,166,405/8,509,638.90 = 3,450,675.88/x
  3. Step 3: Cross multiply
    6,166,405x = 8,509,638.90 × 3,450,675.88
  4. Step 4: Simplify right side
    6,166,405x = 29,364,005,699,739.73
  5. Step 5: Solve for x
    x = 29,364,005,699,739.73/6,166,405
  6. Step 6: Final answer
    x = 4,761,932.71

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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.