Finding the Fourth Proportional to 18,306,411.16, 27,464,056.26 and 5,526,152.44
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Solution
The fourth proportional to 18,306,411.16, 27,464,056.26 and 5,526,152.44 is: 8,290,568.82
Step by Step Solution
- Step 1: Write the proportion equation
18,306,411.16 : 27,464,056.26 = 5,526,152.44 : x - Step 2: Convert to fraction form
18,306,411.16/27,464,056.26 = 5,526,152.44/x - Step 3: Cross multiply
18,306,411.16x = 27,464,056.26 × 5,526,152.44 - Step 4: Simplify right side
18,306,411.16x = 151,770,561,513,496.28 - Step 5: Solve for x
x = 151,770,561,513,496.28/18,306,411.16 - Step 6: Final answer
x = 8,290,568.82
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1.5x scale
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.