Home / 6,191,551.70-9,286,890.15-2,147,059.70

Finding the Fourth Proportional to 6,191,551.70, 9,286,890.15 and 2,147,059.70

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Solution

The fourth proportional to 6,191,551.70, 9,286,890.15 and 2,147,059.70 is: 3,220,437.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191,551.70 : 9,286,890.15 = 2,147,059.70 : x
  2. Step 2: Convert to fraction form
    6,191,551.70/9,286,890.15 = 2,147,059.70/x
  3. Step 3: Cross multiply
    6,191,551.70x = 9,286,890.15 × 2,147,059.70
  4. Step 4: Simplify right side
    6,191,551.70x = 19,939,507,579,391.96
  5. Step 5: Solve for x
    x = 19,939,507,579,391.96/6,191,551.70
  6. Step 6: Final answer
    x = 3,220,437.87

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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.