Finding the Fourth Proportional to 5,534,178.88, 8,303,790.36 and 2,840,395.48
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Solution
The fourth proportional to 5,534,178.88, 8,303,790.36 and 2,840,395.48 is: 4,261,887.65
Step by Step Solution
- Step 1: Write the proportion equation
5,534,178.88 : 8,303,790.36 = 2,840,395.48 : x - Step 2: Convert to fraction form
5,534,178.88/8,303,790.36 = 2,840,395.48/x - Step 3: Cross multiply
5,534,178.88x = 8,303,790.36 × 2,840,395.48 - Step 4: Simplify right side
5,534,178.88x = 23,586,048,605,411.57 - Step 5: Solve for x
x = 23,586,048,605,411.57/5,534,178.88 - Step 6: Final answer
x = 4,261,887.65
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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.