Finding the Fourth Proportional to 27,313,891.80, 40,970,837.70 and 27,313,891.80
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Solution
The fourth proportional to 27,313,891.80, 40,970,837.70 and 27,313,891.80 is: 40,970,837.70
Step by Step Solution
- Step 1: Write the proportion equation
27,313,891.80 : 40,970,837.70 = 27,313,891.80 : x - Step 2: Convert to fraction form
27,313,891.80/40,970,837.70 = 27,313,891.80/x - Step 3: Cross multiply
27,313,891.80x = 40,970,837.70 × 27,313,891.80 - Step 4: Simplify right side
27,313,891.80x = 1,119,073,027,893,161 - Step 5: Solve for x
x = 1,119,073,027,893,161/27,313,891.80 - Step 6: Final answer
x = 40,970,837.70
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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.