Finding the Fourth Proportional to 7,324,128.68, 10,984,093.50 and 2,207,054.12
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Solution
The fourth proportional to 7,324,128.68, 10,984,093.50 and 2,207,054.12 is: 3,309,948.51
Step by Step Solution
- Step 1: Write the proportion equation
7,324,128.68 : 10,984,093.50 = 2,207,054.12 : x - Step 2: Convert to fraction form
7,324,128.68/10,984,093.50 = 2,207,054.12/x - Step 3: Cross multiply
7,324,128.68x = 10,984,093.50 × 2,207,054.12 - Step 4: Simplify right side
7,324,128.68x = 24,242,488,813,640.22 - Step 5: Solve for x
x = 24,242,488,813,640.22/7,324,128.68 - Step 6: Final answer
x = 3,309,948.51
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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.