Finding the Fourth Proportional to 11,873,133.41, 16,384,929.41 and 6,716,385.05
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Solution
The fourth proportional to 11,873,133.41, 16,384,929.41 and 6,716,385.05 is: 9,268,614.37
Step by Step Solution
- Step 1: Write the proportion equation
11,873,133.41 : 16,384,929.41 = 6,716,385.05 : x - Step 2: Convert to fraction form
11,873,133.41/16,384,929.41 = 6,716,385.05/x - Step 3: Cross multiply
11,873,133.41x = 16,384,929.41 × 6,716,385.05 - Step 4: Simplify right side
11,873,133.41x = 110,047,494,869,495.62 - Step 5: Solve for x
x = 110,047,494,869,495.62/11,873,133.41 - Step 6: Final answer
x = 9,268,614.37
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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.