Finding the Fourth Proportional to 7,612,739.55, 11,414,549.25 and 2,423,107.62
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Solution
The fourth proportional to 7,612,739.55, 11,414,549.25 and 2,423,107.62 is: 3,633,209.97
Step by Step Solution
- Step 1: Write the proportion equation
7,612,739.55 : 11,414,549.25 = 2,423,107.62 : x - Step 2: Convert to fraction form
7,612,739.55/11,414,549.25 = 2,423,107.62/x - Step 3: Cross multiply
7,612,739.55x = 11,414,549.25 × 2,423,107.62 - Step 4: Simplify right side
7,612,739.55x = 27,658,681,266,540.29 - Step 5: Solve for x
x = 27,658,681,266,540.29/7,612,739.55 - Step 6: Final answer
x = 3,633,209.97
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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.