Finding the Fourth Proportional to 9,950,469.20, 14,925,787.36 and 2,762,563.60
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Solution
The fourth proportional to 9,950,469.20, 14,925,787.36 and 2,762,563.60 is: 4,143,868.60
Step by Step Solution
- Step 1: Write the proportion equation
9,950,469.20 : 14,925,787.36 = 2,762,563.60 : x - Step 2: Convert to fraction form
9,950,469.20/14,925,787.36 = 2,762,563.60/x - Step 3: Cross multiply
9,950,469.20x = 14,925,787.36 × 2,762,563.60 - Step 4: Simplify right side
9,950,469.20x = 41,233,436,862,076.09 - Step 5: Solve for x
x = 41,233,436,862,076.09/9,950,469.20 - Step 6: Final answer
x = 4,143,868.60
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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.