Home / 6,213,814.50-9,321,053.90-1,954,314.89

Finding the Fourth Proportional to 6,213,814.50, 9,321,053.90 and 1,954,314.89

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Solution

The fourth proportional to 6,213,814.50, 9,321,053.90 and 1,954,314.89 is: 2,931,576.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213,814.50 : 9,321,053.90 = 1,954,314.89 : x
  2. Step 2: Convert to fraction form
    6,213,814.50/9,321,053.90 = 1,954,314.89/x
  3. Step 3: Cross multiply
    6,213,814.50x = 9,321,053.90 × 1,954,314.89
  4. Step 4: Simplify right side
    6,213,814.50x = 18,216,274,383,100.20
  5. Step 5: Solve for x
    x = 18,216,274,383,100.20/6,213,814.50
  6. Step 6: Final answer
    x = 2,931,576.79

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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.