Finding the Fourth Proportional to 8,064,795.20, 12,097,192.80 and 2,081,163.20
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Solution
The fourth proportional to 8,064,795.20, 12,097,192.80 and 2,081,163.20 is: 3,121,744.80
Step by Step Solution
- Step 1: Write the proportion equation
8,064,795.20 : 12,097,192.80 = 2,081,163.20 : x - Step 2: Convert to fraction form
8,064,795.20/12,097,192.80 = 2,081,163.20/x - Step 3: Cross multiply
8,064,795.20x = 12,097,192.80 × 2,081,163.20 - Step 4: Simplify right side
8,064,795.20x = 25,176,232,478,664.96 - Step 5: Solve for x
x = 25,176,232,478,664.96/8,064,795.20 - Step 6: Final answer
x = 3,121,744.80
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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.