Finding the Fourth Proportional to 27,419,586.36, 41,121,098.08 and 8,245,253.40
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Solution
The fourth proportional to 27,419,586.36, 41,121,098.08 and 8,245,253.40 is: 12,365,389.81
Step by Step Solution
- Step 1: Write the proportion equation
27,419,586.36 : 41,121,098.08 = 8,245,253.40 : x - Step 2: Convert to fraction form
27,419,586.36/41,121,098.08 = 8,245,253.40/x - Step 3: Cross multiply
27,419,586.36x = 41,121,098.08 × 8,245,253.40 - Step 4: Simplify right side
27,419,586.36x = 339,053,873,755,853.50 - Step 5: Solve for x
x = 339,053,873,755,853.50/27,419,586.36 - Step 6: Final answer
x = 12,365,389.81
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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.