Finding the Fourth Proportional to 8,203,744.77, 11,321,396.17 and 4,532,897.91
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Solution
The fourth proportional to 8,203,744.77, 11,321,396.17 and 4,532,897.91 is: 6,255,525.30
Step by Step Solution
- Step 1: Write the proportion equation
8,203,744.77 : 11,321,396.17 = 4,532,897.91 : x - Step 2: Convert to fraction form
8,203,744.77/11,321,396.17 = 4,532,897.91/x - Step 3: Cross multiply
8,203,744.77x = 11,321,396.17 × 4,532,897.91 - Step 4: Simplify right side
8,203,744.77x = 51,318,733,023,830.68 - Step 5: Solve for x
x = 51,318,733,023,830.68/8,203,744.77 - Step 6: Final answer
x = 6,255,525.30
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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.