Finding the Fourth Proportional to 6,530,520.24, 9,011,888.08 and 3,590,315.92
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Solution
The fourth proportional to 6,530,520.24, 9,011,888.08 and 3,590,315.92 is: 4,954,509.60
Step by Step Solution
- Step 1: Write the proportion equation
6,530,520.24 : 9,011,888.08 = 3,590,315.92 : x - Step 2: Convert to fraction form
6,530,520.24/9,011,888.08 = 3,590,315.92/x - Step 3: Cross multiply
6,530,520.24x = 9,011,888.08 × 3,590,315.92 - Step 4: Simplify right side
6,530,520.24x = 32,355,525,245,171.31 - Step 5: Solve for x
x = 32,355,525,245,171.31/6,530,520.24 - Step 6: Final answer
x = 4,954,509.60
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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.