Finding the Fourth Proportional to 27,188,164.36, 40,789,244.94 and 8,018,147.08
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Solution
The fourth proportional to 27,188,164.36, 40,789,244.94 and 8,018,147.08 is: 12,029,284.54
Step by Step Solution
- Step 1: Write the proportion equation
27,188,164.36 : 40,789,244.94 = 8,018,147.08 : x - Step 2: Convert to fraction form
27,188,164.36/40,789,244.94 = 8,018,147.08/x - Step 3: Cross multiply
27,188,164.36x = 40,789,244.94 × 8,018,147.08 - Step 4: Simplify right side
27,188,164.36x = 327,054,165,211,065.75 - Step 5: Solve for x
x = 327,054,165,211,065.75/27,188,164.36 - Step 6: Final answer
x = 12,029,284.54
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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.