Home / 7,922,694.62-11,888,457.52-4,279,350.94

Finding the Fourth Proportional to 7,922,694.62, 11,888,457.52 and 4,279,350.94

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Solution

The fourth proportional to 7,922,694.62, 11,888,457.52 and 4,279,350.94 is: 6,421,411.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922,694.62 : 11,888,457.52 = 4,279,350.94 : x
  2. Step 2: Convert to fraction form
    7,922,694.62/11,888,457.52 = 4,279,350.94/x
  3. Step 3: Cross multiply
    7,922,694.62x = 11,888,457.52 × 4,279,350.94
  4. Step 4: Simplify right side
    7,922,694.62x = 50,874,881,863,362.07
  5. Step 5: Solve for x
    x = 50,874,881,863,362.07/7,922,694.62
  6. Step 6: Final answer
    x = 6,421,411.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.