Home / 6,972,821.80-10,459,232.70-4,138,469.80

Finding the Fourth Proportional to 6,972,821.80, 10,459,232.70 and 4,138,469.80

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Solution

The fourth proportional to 6,972,821.80, 10,459,232.70 and 4,138,469.80 is: 6,207,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972,821.80 : 10,459,232.70 = 4,138,469.80 : x
  2. Step 2: Convert to fraction form
    6,972,821.80/10,459,232.70 = 4,138,469.80/x
  3. Step 3: Cross multiply
    6,972,821.80x = 10,459,232.70 × 4,138,469.80
  4. Step 4: Simplify right side
    6,972,821.80x = 43,285,218,660,122.45
  5. Step 5: Solve for x
    x = 43,285,218,660,122.45/6,972,821.80
  6. Step 6: Final answer
    x = 6,207,704.70

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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.