Finding the Fourth Proportional to 7,371,153.81, 11,057,290.46 and 2,511,950.10
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Solution
The fourth proportional to 7,371,153.81, 11,057,290.46 and 2,511,950.10 is: 3,768,115.90
Step by Step Solution
- Step 1: Write the proportion equation
7,371,153.81 : 11,057,290.46 = 2,511,950.10 : x - Step 2: Convert to fraction form
7,371,153.81/11,057,290.46 = 2,511,950.10/x - Step 3: Cross multiply
7,371,153.81x = 11,057,290.46 × 2,511,950.10 - Step 4: Simplify right side
7,371,153.81x = 27,775,361,864,166.30 - Step 5: Solve for x
x = 27,775,361,864,166.30/7,371,153.81 - Step 6: Final answer
x = 3,768,115.90
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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.