Finding the Fourth Proportional to 11,499,198.88, 15,868,829.82 and 6,342,548.08
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Solution
The fourth proportional to 11,499,198.88, 15,868,829.82 and 6,342,548.08 is: 8,752,680.70
Step by Step Solution
- Step 1: Write the proportion equation
11,499,198.88 : 15,868,829.82 = 6,342,548.08 : x - Step 2: Convert to fraction form
11,499,198.88/15,868,829.82 = 6,342,548.08/x - Step 3: Cross multiply
11,499,198.88x = 15,868,829.82 × 6,342,548.08 - Step 4: Simplify right side
11,499,198.88x = 100,648,816,106,687.75 - Step 5: Solve for x
x = 100,648,816,106,687.75/11,499,198.88 - Step 6: Final answer
x = 8,752,680.70
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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.