Home / 5,320,801.40-7,981,202.10-5,236,820.60

Finding the Fourth Proportional to 5,320,801.40, 7,981,202.10 and 5,236,820.60

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Solution

The fourth proportional to 5,320,801.40, 7,981,202.10 and 5,236,820.60 is: 7,855,230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,801.40 : 7,981,202.10 = 5,236,820.60 : x
  2. Step 2: Convert to fraction form
    5,320,801.40/7,981,202.10 = 5,236,820.60/x
  3. Step 3: Cross multiply
    5,320,801.40x = 7,981,202.10 × 5,236,820.60
  4. Step 4: Simplify right side
    5,320,801.40x = 41,796,123,570,043.26
  5. Step 5: Solve for x
    x = 41,796,123,570,043.26/5,320,801.40
  6. Step 6: Final answer
    x = 7,855,230.90

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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.