Home / 7,244,892.09-9,998,190.77-3,981,822.48

Finding the Fourth Proportional to 7,244,892.09, 9,998,190.77 and 3,981,822.48

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Solution

The fourth proportional to 7,244,892.09, 9,998,190.77 and 3,981,822.48 is: 5,495,046.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,892.09 : 9,998,190.77 = 3,981,822.48 : x
  2. Step 2: Convert to fraction form
    7,244,892.09/9,998,190.77 = 3,981,822.48/x
  3. Step 3: Cross multiply
    7,244,892.09x = 9,998,190.77 × 3,981,822.48
  4. Step 4: Simplify right side
    7,244,892.09x = 39,811,020,767,314.51
  5. Step 5: Solve for x
    x = 39,811,020,767,314.51/7,244,892.09
  6. Step 6: Final answer
    x = 5,495,046.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.