Finding the Fourth Proportional to 7,523,302.84, 10,385,336.39 and 5,079,224.63
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Solution
The fourth proportional to 7,523,302.84, 10,385,336.39 and 5,079,224.63 is: 7,011,475.88
Step by Step Solution
- Step 1: Write the proportion equation
7,523,302.84 : 10,385,336.39 = 5,079,224.63 : x - Step 2: Convert to fraction form
7,523,302.84/10,385,336.39 = 5,079,224.63/x - Step 3: Cross multiply
7,523,302.84x = 10,385,336.39 × 5,079,224.63 - Step 4: Simplify right side
7,523,302.84x = 52,749,456,382,923.29 - Step 5: Solve for x
x = 52,749,456,382,923.29/7,523,302.84 - Step 6: Final answer
x = 7,011,475.88
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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.