Finding the Fourth Proportional to 5,373,543.62, 7,415,416.95 and 3,050,415.84
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Solution
The fourth proportional to 5,373,543.62, 7,415,416.95 and 3,050,415.84 is: 4,209,532.28
Step by Step Solution
- Step 1: Write the proportion equation
5,373,543.62 : 7,415,416.95 = 3,050,415.84 : x - Step 2: Convert to fraction form
5,373,543.62/7,415,416.95 = 3,050,415.84/x - Step 3: Cross multiply
5,373,543.62x = 7,415,416.95 × 3,050,415.84 - Step 4: Simplify right side
5,373,543.62x = 22,620,105,324,484.49 - Step 5: Solve for x
x = 22,620,105,324,484.49/5,373,543.62 - Step 6: Final answer
x = 4,209,532.28
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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.