Finding the Fourth Proportional to 7,372,163.08, 10,173,632.25 and 4,109,184.68
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Solution
The fourth proportional to 7,372,163.08, 10,173,632.25 and 4,109,184.68 is: 5,670,701.16
Step by Step Solution
- Step 1: Write the proportion equation
7,372,163.08 : 10,173,632.25 = 4,109,184.68 : x - Step 2: Convert to fraction form
7,372,163.08/10,173,632.25 = 4,109,184.68/x - Step 3: Cross multiply
7,372,163.08x = 10,173,632.25 × 4,109,184.68 - Step 4: Simplify right side
7,372,163.08x = 41,805,333,723,081.05 - Step 5: Solve for x
x = 41,805,333,723,081.05/7,372,163.08 - Step 6: Final answer
x = 5,670,701.16
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.