Home / 6,191,556.20-9,286,896.90-2,147,064.20

Finding the Fourth Proportional to 6,191,556.20, 9,286,896.90 and 2,147,064.20

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Solution

The fourth proportional to 6,191,556.20, 9,286,896.90 and 2,147,064.20 is: 3,220,444.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191,556.20 : 9,286,896.90 = 2,147,064.20 : x
  2. Step 2: Convert to fraction form
    6,191,556.20/9,286,896.90 = 2,147,064.20/x
  3. Step 3: Cross multiply
    6,191,556.20x = 9,286,896.90 × 2,147,064.20
  4. Step 4: Simplify right side
    6,191,556.20x = 19,939,563,863,080.98
  5. Step 5: Solve for x
    x = 19,939,563,863,080.98/6,191,556.20
  6. Step 6: Final answer
    x = 3,220,444.62

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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.