Home / 26,874,670.32-40,311,880.74-8,431,965.41

Finding the Fourth Proportional to 26,874,670.32, 40,311,880.74 and 8,431,965.41

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Solution

The fourth proportional to 26,874,670.32, 40,311,880.74 and 8,431,965.41 is: 12,647,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,874,670.32 : 40,311,880.74 = 8,431,965.41 : x
  2. Step 2: Convert to fraction form
    26,874,670.32/40,311,880.74 = 8,431,965.41/x
  3. Step 3: Cross multiply
    26,874,670.32x = 40,311,880.74 × 8,431,965.41
  4. Step 4: Simplify right side
    26,874,670.32x = 339,908,383,810,165.81
  5. Step 5: Solve for x
    x = 339,908,383,810,165.81/26,874,670.32
  6. Step 6: Final answer
    x = 12,647,908.97

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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.