Finding the Fourth Proportional to 16,608,745.20, 24,913,117.80 and 15,600,975.60
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Solution
The fourth proportional to 16,608,745.20, 24,913,117.80 and 15,600,975.60 is: 23,401,463.40
Step by Step Solution
- Step 1: Write the proportion equation
16,608,745.20 : 24,913,117.80 = 15,600,975.60 : x - Step 2: Convert to fraction form
16,608,745.20/24,913,117.80 = 15,600,975.60/x - Step 3: Cross multiply
16,608,745.20x = 24,913,117.80 × 15,600,975.60 - Step 4: Simplify right side
16,608,745.20x = 388,668,942,917,725.69 - Step 5: Solve for x
x = 388,668,942,917,725.69/16,608,745.20 - Step 6: Final answer
x = 23,401,463.40
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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.