Home / 6,112,776.15-9,172,945.40-3,555,191.43

Finding the Fourth Proportional to 6,112,776.15, 9,172,945.40 and 3,555,191.43

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Solution

The fourth proportional to 6,112,776.15, 9,172,945.40 and 3,555,191.43 is: 5,334,986.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112,776.15 : 9,172,945.40 = 3,555,191.43 : x
  2. Step 2: Convert to fraction form
    6,112,776.15/9,172,945.40 = 3,555,191.43/x
  3. Step 3: Cross multiply
    6,112,776.15x = 9,172,945.40 × 3,555,191.43
  4. Step 4: Simplify right side
    6,112,776.15x = 32,611,576,856,161.96
  5. Step 5: Solve for x
    x = 32,611,576,856,161.96/6,112,776.15
  6. Step 6: Final answer
    x = 5,334,986.27

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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.