Finding the Fourth Proportional to 18,342,457.80, 27,524,573.10 and 6,984,054.60
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Solution
The fourth proportional to 18,342,457.80, 27,524,573.10 and 6,984,054.60 is: 10,480,226.99
Step by Step Solution
- Step 1: Write the proportion equation
18,342,457.80 : 27,524,573.10 = 6,984,054.60 : x - Step 2: Convert to fraction form
18,342,457.80/27,524,573.10 = 6,984,054.60/x - Step 3: Cross multiply
18,342,457.80x = 27,524,573.10 × 6,984,054.60 - Step 4: Simplify right side
18,342,457.80x = 192,233,121,372,091.25 - Step 5: Solve for x
x = 192,233,121,372,091.25/18,342,457.80 - Step 6: Final answer
x = 10,480,226.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.