Home / 27,448,742.40-41,173,209.84-6,978,464.16

Finding the Fourth Proportional to 27,448,742.40, 41,173,209.84 and 6,978,464.16

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Solution

The fourth proportional to 27,448,742.40, 41,173,209.84 and 6,978,464.16 is: 10,467,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,448,742.40 : 41,173,209.84 = 6,978,464.16 : x
  2. Step 2: Convert to fraction form
    27,448,742.40/41,173,209.84 = 6,978,464.16/x
  3. Step 3: Cross multiply
    27,448,742.40x = 41,173,209.84 × 6,978,464.16
  4. Step 4: Simplify right side
    27,448,742.40x = 287,325,769,220,599.38
  5. Step 5: Solve for x
    x = 287,325,769,220,599.38/27,448,742.40
  6. Step 6: Final answer
    x = 10,467,720.71

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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.