Finding the Fourth Proportional to 8,230,444.01, 11,332,099.74 and 6,987,596.08
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Solution
The fourth proportional to 8,230,444.01, 11,332,099.74 and 6,987,596.08 is: 9,620,882.61
Step by Step Solution
- Step 1: Write the proportion equation
8,230,444.01 : 11,332,099.74 = 6,987,596.08 : x - Step 2: Convert to fraction form
8,230,444.01/11,332,099.74 = 6,987,596.08/x - Step 3: Cross multiply
8,230,444.01x = 11,332,099.74 × 6,987,596.08 - Step 4: Simplify right side
8,230,444.01x = 79,184,135,688,986.30 - Step 5: Solve for x
x = 79,184,135,688,986.30/8,230,444.01 - Step 6: Final answer
x = 9,620,882.61
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1.5x scale
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.