Home / 9,218,914.62-12,722,112.63-5,144,532.54

Finding the Fourth Proportional to 9,218,914.62, 12,722,112.63 and 5,144,532.54

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Solution

The fourth proportional to 9,218,914.62, 12,722,112.63 and 5,144,532.54 is: 7,099,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218,914.62 : 12,722,112.63 = 5,144,532.54 : x
  2. Step 2: Convert to fraction form
    9,218,914.62/12,722,112.63 = 5,144,532.54/x
  3. Step 3: Cross multiply
    9,218,914.62x = 12,722,112.63 × 5,144,532.54
  4. Step 4: Simplify right side
    9,218,914.62x = 65,449,322,402,579.98
  5. Step 5: Solve for x
    x = 65,449,322,402,579.98/9,218,914.62
  6. Step 6: Final answer
    x = 7,099,460.74

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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.