Finding the Fourth Proportional to 5,821,408.76, 8,733,322.82 and 2,455,644.92
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Solution
The fourth proportional to 5,821,408.76, 8,733,322.82 and 2,455,644.92 is: 3,683,977.66
Step by Step Solution
- Step 1: Write the proportion equation
5,821,408.76 : 8,733,322.82 = 2,455,644.92 : x - Step 2: Convert to fraction form
5,821,408.76/8,733,322.82 = 2,455,644.92/x - Step 3: Cross multiply
5,821,408.76x = 8,733,322.82 × 2,455,644.92 - Step 4: Simplify right side
5,821,408.76x = 21,445,939,817,653.07 - Step 5: Solve for x
x = 21,445,939,817,653.07/5,821,408.76 - Step 6: Final answer
x = 3,683,977.66
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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.