Home / 4,816,755.35-7,231,298.69-4,137,984.78

Finding the Fourth Proportional to 4,816,755.35, 7,231,298.69 and 4,137,984.78

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Solution

The fourth proportional to 4,816,755.35, 7,231,298.69 and 4,137,984.78 is: 6,212,273.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816,755.35 : 7,231,298.69 = 4,137,984.78 : x
  2. Step 2: Convert to fraction form
    4,816,755.35/7,231,298.69 = 4,137,984.78/x
  3. Step 3: Cross multiply
    4,816,755.35x = 7,231,298.69 × 4,137,984.78
  4. Step 4: Simplify right side
    4,816,755.35x = 29,923,003,918,853.94
  5. Step 5: Solve for x
    x = 29,923,003,918,853.94/4,816,755.35
  6. Step 6: Final answer
    x = 6,212,273.98

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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.