Home / 5,305,016.13-7,320,922.32-2,890,568.13

Finding the Fourth Proportional to 5,305,016.13, 7,320,922.32 and 2,890,568.13

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Solution

The fourth proportional to 5,305,016.13, 7,320,922.32 and 2,890,568.13 is: 3,988,984.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305,016.13 : 7,320,922.32 = 2,890,568.13 : x
  2. Step 2: Convert to fraction form
    5,305,016.13/7,320,922.32 = 2,890,568.13/x
  3. Step 3: Cross multiply
    5,305,016.13x = 7,320,922.32 × 2,890,568.13
  4. Step 4: Simplify right side
    5,305,016.13x = 21,161,624,723,783.84
  5. Step 5: Solve for x
    x = 21,161,624,723,783.84/5,305,016.13
  6. Step 6: Final answer
    x = 3,988,984.05

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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.