Finding the Fourth Proportional to 7,537,771.58, 11,306,283.17 and 2,420,451.99
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Solution
The fourth proportional to 7,537,771.58, 11,306,283.17 and 2,420,451.99 is: 3,630,557.83
Step by Step Solution
- Step 1: Write the proportion equation
7,537,771.58 : 11,306,283.17 = 2,420,451.99 : x - Step 2: Convert to fraction form
7,537,771.58/11,306,283.17 = 2,420,451.99/x - Step 3: Cross multiply
7,537,771.58x = 11,306,283.17 × 2,420,451.99 - Step 4: Simplify right side
7,537,771.58x = 27,366,315,586,227.75 - Step 5: Solve for x
x = 27,366,315,586,227.75/7,537,771.58 - Step 6: Final answer
x = 3,630,557.83
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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.