Finding the Fourth Proportional to 5,522,228.99, 8,280,571.61 and 3,217,468.13
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Solution
The fourth proportional to 5,522,228.99, 8,280,571.61 and 3,217,468.13 is: 4,824,587.19
Step by Step Solution
- Step 1: Write the proportion equation
5,522,228.99 : 8,280,571.61 = 3,217,468.13 : x - Step 2: Convert to fraction form
5,522,228.99/8,280,571.61 = 3,217,468.13/x - Step 3: Cross multiply
5,522,228.99x = 8,280,571.61 × 3,217,468.13 - Step 4: Simplify right side
5,522,228.99x = 26,642,475,219,998.60 - Step 5: Solve for x
x = 26,642,475,219,998.60/5,522,228.99 - Step 6: Final answer
x = 4,824,587.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.