Finding the Fourth Proportional to 11,815,082.02, 16,304,827.80 and 6,382,574.02
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Solution
The fourth proportional to 11,815,082.02, 16,304,827.80 and 6,382,574.02 is: 8,807,960.04
Step by Step Solution
- Step 1: Write the proportion equation
11,815,082.02 : 16,304,827.80 = 6,382,574.02 : x - Step 2: Convert to fraction form
11,815,082.02/16,304,827.80 = 6,382,574.02/x - Step 3: Cross multiply
11,815,082.02x = 16,304,827.80 × 6,382,574.02 - Step 4: Simplify right side
11,815,082.02x = 104,066,770,316,853.75 - Step 5: Solve for x
x = 104,066,770,316,853.75/11,815,082.02 - Step 6: Final answer
x = 8,807,960.04
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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.