Home / 7,472,627.56-11,167,999.25-5,455,120.06

Finding the Fourth Proportional to 7,472,627.56, 11,167,999.25 and 5,455,120.06

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Solution

The fourth proportional to 7,472,627.56, 11,167,999.25 and 5,455,120.06 is: 8,152,791.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472,627.56 : 11,167,999.25 = 5,455,120.06 : x
  2. Step 2: Convert to fraction form
    7,472,627.56/11,167,999.25 = 5,455,120.06/x
  3. Step 3: Cross multiply
    7,472,627.56x = 11,167,999.25 × 5,455,120.06
  4. Step 4: Simplify right side
    7,472,627.56x = 60,922,776,738,739.95
  5. Step 5: Solve for x
    x = 60,922,776,738,739.95/7,472,627.56
  6. Step 6: Final answer
    x = 8,152,791.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.