Finding the Fourth Proportional to 16,651,646.55, 24,977,469.83 and 9,477,193.05
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Solution
The fourth proportional to 16,651,646.55, 24,977,469.83 and 9,477,193.05 is: 14,215,789.58
Step by Step Solution
- Step 1: Write the proportion equation
16,651,646.55 : 24,977,469.83 = 9,477,193.05 : x - Step 2: Convert to fraction form
16,651,646.55/24,977,469.83 = 9,477,193.05/x - Step 3: Cross multiply
16,651,646.55x = 24,977,469.83 × 9,477,193.05 - Step 4: Simplify right side
16,651,646.55x = 236,716,303,432,074.72 - Step 5: Solve for x
x = 236,716,303,432,074.72/16,651,646.55 - Step 6: Final answer
x = 14,215,789.58
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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.