Home / 27,448,743.40-41,173,211.34-6,978,465.16

Finding the Fourth Proportional to 27,448,743.40, 41,173,211.34 and 6,978,465.16

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Solution

The fourth proportional to 27,448,743.40, 41,173,211.34 and 6,978,465.16 is: 10,467,722.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,448,743.40 : 41,173,211.34 = 6,978,465.16 : x
  2. Step 2: Convert to fraction form
    27,448,743.40/41,173,211.34 = 6,978,465.16/x
  3. Step 3: Cross multiply
    27,448,743.40x = 41,173,211.34 × 6,978,465.16
  4. Step 4: Simplify right side
    27,448,743.40x = 287,325,820,861,506.94
  5. Step 5: Solve for x
    x = 287,325,820,861,506.94/27,448,743.40
  6. Step 6: Final answer
    x = 10,467,722.21

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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.