Finding the Fourth Proportional to 5,412,840.24, 8,118,279.25 and 2,174,247.41
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Solution
The fourth proportional to 5,412,840.24, 8,118,279.25 and 2,174,247.41 is: 3,260,977.02
Step by Step Solution
- Step 1: Write the proportion equation
5,412,840.24 : 8,118,279.25 = 2,174,247.41 : x - Step 2: Convert to fraction form
5,412,840.24/8,118,279.25 = 2,174,247.41/x - Step 3: Cross multiply
5,412,840.24x = 8,118,279.25 × 2,174,247.41 - Step 4: Simplify right side
5,412,840.24x = 17,651,147,647,829.32 - Step 5: Solve for x
x = 17,651,147,647,829.32/5,412,840.24 - Step 6: Final answer
x = 3,260,977.02
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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.