Finding the Fourth Proportional to 8,283,592.07, 11,431,248.07 and 4,562,351.62
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Solution
The fourth proportional to 8,283,592.07, 11,431,248.07 and 4,562,351.62 is: 6,295,985.21
Step by Step Solution
- Step 1: Write the proportion equation
8,283,592.07 : 11,431,248.07 = 4,562,351.62 : x - Step 2: Convert to fraction form
8,283,592.07/11,431,248.07 = 4,562,351.62/x - Step 3: Cross multiply
8,283,592.07x = 11,431,248.07 × 4,562,351.62 - Step 4: Simplify right side
8,283,592.07x = 52,153,373,150,786.38 - Step 5: Solve for x
x = 52,153,373,150,786.38/8,283,592.07 - Step 6: Final answer
x = 6,295,985.21
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.