Finding the Fourth Proportional to 16,273,790.40, 24,401,816.10 and 4,912,762.80
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Solution
The fourth proportional to 16,273,790.40, 24,401,816.10 and 4,912,762.80 is: 7,366,466.66
Step by Step Solution
- Step 1: Write the proportion equation
16,273,790.40 : 24,401,816.10 = 4,912,762.80 : x - Step 2: Convert to fraction form
16,273,790.40/24,401,816.10 = 4,912,762.80/x - Step 3: Cross multiply
16,273,790.40x = 24,401,816.10 × 4,912,762.80 - Step 4: Simplify right side
16,273,790.40x = 119,880,334,388,521.08 - Step 5: Solve for x
x = 119,880,334,388,521.08/16,273,790.40 - Step 6: Final answer
x = 7,366,466.66
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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.