Finding the Fourth Proportional to 16,609,967.20, 24,914,950.80 and 16,330,031.20
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Solution
The fourth proportional to 16,609,967.20, 24,914,950.80 and 16,330,031.20 is: 24,495,046.80
Step by Step Solution
- Step 1: Write the proportion equation
16,609,967.20 : 24,914,950.80 = 16,330,031.20 : x - Step 2: Convert to fraction form
16,609,967.20/24,914,950.80 = 16,330,031.20/x - Step 3: Cross multiply
16,609,967.20x = 24,914,950.80 × 16,330,031.20 - Step 4: Simplify right side
16,609,967.20x = 406,861,923,910,464.94 - Step 5: Solve for x
x = 406,861,923,910,464.94/16,609,967.20 - Step 6: Final answer
x = 24,495,046.80
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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.