Home / 6,145,940.40-9,218,910.60-2,949,421.20

Finding the Fourth Proportional to 6,145,940.40, 9,218,910.60 and 2,949,421.20

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Solution

The fourth proportional to 6,145,940.40, 9,218,910.60 and 2,949,421.20 is: 4,424,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,940.40 : 9,218,910.60 = 2,949,421.20 : x
  2. Step 2: Convert to fraction form
    6,145,940.40/9,218,910.60 = 2,949,421.20/x
  3. Step 3: Cross multiply
    6,145,940.40x = 9,218,910.60 × 2,949,421.20
  4. Step 4: Simplify right side
    6,145,940.40x = 27,190,450,364,544.72
  5. Step 5: Solve for x
    x = 27,190,450,364,544.72/6,145,940.40
  6. Step 6: Final answer
    x = 4,424,131.80

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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.