Finding the Fourth Proportional to 7,344,949.62, 10,135,225.61 and 4,247,004.18
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Solution
The fourth proportional to 7,344,949.62, 10,135,225.61 and 4,247,004.18 is: 5,860,400.38
Step by Step Solution
- Step 1: Write the proportion equation
7,344,949.62 : 10,135,225.61 = 4,247,004.18 : x - Step 2: Convert to fraction form
7,344,949.62/10,135,225.61 = 4,247,004.18/x - Step 3: Cross multiply
7,344,949.62x = 10,135,225.61 × 4,247,004.18 - Step 4: Simplify right side
7,344,949.62x = 43,044,345,530,913.05 - Step 5: Solve for x
x = 43,044,345,530,913.05/7,344,949.62 - Step 6: Final answer
x = 5,860,400.38
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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.