Home / 6,191,539.70-9,286,872.15-2,147,047.70

Finding the Fourth Proportional to 6,191,539.70, 9,286,872.15 and 2,147,047.70

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Solution

The fourth proportional to 6,191,539.70, 9,286,872.15 and 2,147,047.70 is: 3,220,419.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191,539.70 : 9,286,872.15 = 2,147,047.70 : x
  2. Step 2: Convert to fraction form
    6,191,539.70/9,286,872.15 = 2,147,047.70/x
  3. Step 3: Cross multiply
    6,191,539.70x = 9,286,872.15 × 2,147,047.70
  4. Step 4: Simplify right side
    6,191,539.70x = 19,939,357,489,851.56
  5. Step 5: Solve for x
    x = 19,939,357,489,851.56/6,191,539.70
  6. Step 6: Final answer
    x = 3,220,419.87

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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.