Finding the Fourth Proportional to 7,998,276.83, 11,037,349.09 and 4,561,625.03
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Solution
The fourth proportional to 7,998,276.83, 11,037,349.09 and 4,561,625.03 is: 6,294,886.88
Step by Step Solution
- Step 1: Write the proportion equation
7,998,276.83 : 11,037,349.09 = 4,561,625.03 : x - Step 2: Convert to fraction form
7,998,276.83/11,037,349.09 = 4,561,625.03/x - Step 3: Cross multiply
7,998,276.83x = 11,037,349.09 × 4,561,625.03 - Step 4: Simplify right side
7,998,276.83x = 50,348,247,889,981.03 - Step 5: Solve for x
x = 50,348,247,889,981.03/7,998,276.83 - Step 6: Final answer
x = 6,294,886.88
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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.