Home / 4,930,968.20-7,384,010.70-3,935,640.20

Finding the Fourth Proportional to 4,930,968.20, 7,384,010.70 and 3,935,640.20

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Solution

The fourth proportional to 4,930,968.20, 7,384,010.70 and 3,935,640.20 is: 5,893,530.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930,968.20 : 7,384,010.70 = 3,935,640.20 : x
  2. Step 2: Convert to fraction form
    4,930,968.20/7,384,010.70 = 3,935,640.20/x
  3. Step 3: Cross multiply
    4,930,968.20x = 7,384,010.70 × 3,935,640.20
  4. Step 4: Simplify right side
    4,930,968.20x = 29,060,809,348,150.14
  5. Step 5: Solve for x
    x = 29,060,809,348,150.14/4,930,968.20
  6. Step 6: Final answer
    x = 5,893,530.07

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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.