Finding the Fourth Proportional to 10,774,276.03, 14,868,816.87 and 5,879,814.18
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Solution
The fourth proportional to 10,774,276.03, 14,868,816.87 and 5,879,814.18 is: 8,114,315.99
Step by Step Solution
- Step 1: Write the proportion equation
10,774,276.03 : 14,868,816.87 = 5,879,814.18 : x - Step 2: Convert to fraction form
10,774,276.03/14,868,816.87 = 5,879,814.18/x - Step 3: Cross multiply
10,774,276.03x = 14,868,816.87 × 5,879,814.18 - Step 4: Simplify right side
10,774,276.03x = 87,425,880,272,049.20 - Step 5: Solve for x
x = 87,425,880,272,049.20/10,774,276.03 - Step 6: Final answer
x = 8,114,315.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.