Finding the Fourth Proportional to 11,264,112.72, 15,543,514.44 and 6,369,094.80
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Solution
The fourth proportional to 11,264,112.72, 15,543,514.44 and 6,369,094.80 is: 8,788,807.38
Step by Step Solution
- Step 1: Write the proportion equation
11,264,112.72 : 15,543,514.44 = 6,369,094.80 : x - Step 2: Convert to fraction form
11,264,112.72/15,543,514.44 = 6,369,094.80/x - Step 3: Cross multiply
11,264,112.72x = 15,543,514.44 × 6,369,094.80 - Step 4: Simplify right side
11,264,112.72x = 98,998,116,993,528.91 - Step 5: Solve for x
x = 98,998,116,993,528.91/11,264,112.72 - Step 6: Final answer
x = 8,788,807.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.