Finding the Fourth Proportional to 11,815,052.66, 16,304,369.56 and 6,516,957.56
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Solution
The fourth proportional to 11,815,052.66, 16,304,369.56 and 6,516,957.56 is: 8,993,179.08
Step by Step Solution
- Step 1: Write the proportion equation
11,815,052.66 : 16,304,369.56 = 6,516,957.56 : x - Step 2: Convert to fraction form
11,815,052.66/16,304,369.56 = 6,516,957.56/x - Step 3: Cross multiply
11,815,052.66x = 16,304,369.56 × 6,516,957.56 - Step 4: Simplify right side
11,815,052.66x = 106,254,884,465,075.88 - Step 5: Solve for x
x = 106,254,884,465,075.88/11,815,052.66 - Step 6: Final answer
x = 8,993,179.08
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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.