Home / 7,388,857-10,198,322.70-4,334,055.40

Finding the Fourth Proportional to 7,388,857, 10,198,322.70 and 4,334,055.40

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Solution

The fourth proportional to 7,388,857, 10,198,322.70 and 4,334,055.40 is: 5,981,993.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388,857 : 10,198,322.70 = 4,334,055.40 : x
  2. Step 2: Convert to fraction form
    7,388,857/10,198,322.70 = 4,334,055.40/x
  3. Step 3: Cross multiply
    7,388,857x = 10,198,322.70 × 4,334,055.40
  4. Step 4: Simplify right side
    7,388,857x = 44,200,095,568,877.58
  5. Step 5: Solve for x
    x = 44,200,095,568,877.58/7,388,857
  6. Step 6: Final answer
    x = 5,981,993.64

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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.