Finding the Fourth Proportional to 16,799,571.60, 25,202,467.80 and 5,440,390.80
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Solution
The fourth proportional to 16,799,571.60, 25,202,467.80 and 5,440,390.80 is: 8,161,593.48
Step by Step Solution
- Step 1: Write the proportion equation
16,799,571.60 : 25,202,467.80 = 5,440,390.80 : x - Step 2: Convert to fraction form
16,799,571.60/25,202,467.80 = 5,440,390.80/x - Step 3: Cross multiply
16,799,571.60x = 25,202,467.80 × 5,440,390.80 - Step 4: Simplify right side
16,799,571.60x = 137,111,273,956,416.23 - Step 5: Solve for x
x = 137,111,273,956,416.23/16,799,571.60 - Step 6: Final answer
x = 8,161,593.48
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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.