Finding the Fourth Proportional to 7,362,177.12, 11,044,380.24 and 2,313,012.96
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Solution
The fourth proportional to 7,362,177.12, 11,044,380.24 and 2,313,012.96 is: 3,469,869.61
Step by Step Solution
- Step 1: Write the proportion equation
7,362,177.12 : 11,044,380.24 = 2,313,012.96 : x - Step 2: Convert to fraction form
7,362,177.12/11,044,380.24 = 2,313,012.96/x - Step 3: Cross multiply
7,362,177.12x = 11,044,380.24 × 2,313,012.96 - Step 4: Simplify right side
7,362,177.12x = 25,545,794,630,287.91 - Step 5: Solve for x
x = 25,545,794,630,287.91/7,362,177.12 - Step 6: Final answer
x = 3,469,869.61
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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.