Finding the Fourth Proportional to 6,581,765.85, 9,082,784.58 and 3,681,154.44
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Solution
The fourth proportional to 6,581,765.85, 9,082,784.58 and 3,681,154.44 is: 5,079,963.88
Step by Step Solution
- Step 1: Write the proportion equation
6,581,765.85 : 9,082,784.58 = 3,681,154.44 : x - Step 2: Convert to fraction form
6,581,765.85/9,082,784.58 = 3,681,154.44/x - Step 3: Cross multiply
6,581,765.85x = 9,082,784.58 × 3,681,154.44 - Step 4: Simplify right side
6,581,765.85x = 33,435,132,784,230.54 - Step 5: Solve for x
x = 33,435,132,784,230.54/6,581,765.85 - Step 6: Final answer
x = 5,079,963.88
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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.