Home / 8,149,585.72-11,241,744.66-5,088,485.56

Finding the Fourth Proportional to 8,149,585.72, 11,241,744.66 and 5,088,485.56

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Solution

The fourth proportional to 8,149,585.72, 11,241,744.66 and 5,088,485.56 is: 7,019,185.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,585.72 : 11,241,744.66 = 5,088,485.56 : x
  2. Step 2: Convert to fraction form
    8,149,585.72/11,241,744.66 = 5,088,485.56/x
  3. Step 3: Cross multiply
    8,149,585.72x = 11,241,744.66 × 5,088,485.56
  4. Step 4: Simplify right side
    8,149,585.72x = 57,203,455,371,617.11
  5. Step 5: Solve for x
    x = 57,203,455,371,617.11/8,149,585.72
  6. Step 6: Final answer
    x = 7,019,185.68

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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.