Finding the Fourth Proportional to 5,529,224.45, 7,630,199.70 and 3,206,532.03
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Solution
The fourth proportional to 5,529,224.45, 7,630,199.70 and 3,206,532.03 is: 4,424,938.79
Step by Step Solution
- Step 1: Write the proportion equation
5,529,224.45 : 7,630,199.70 = 3,206,532.03 : x - Step 2: Convert to fraction form
5,529,224.45/7,630,199.70 = 3,206,532.03/x - Step 3: Cross multiply
5,529,224.45x = 7,630,199.70 × 3,206,532.03 - Step 4: Simplify right side
5,529,224.45x = 24,466,479,736,389.23 - Step 5: Solve for x
x = 24,466,479,736,389.23/5,529,224.45 - Step 6: Final answer
x = 4,424,938.79
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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.