Finding the Fourth Proportional to 11,872,973.66, 16,384,764.24 and 6,716,224.49
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Solution
The fourth proportional to 11,872,973.66, 16,384,764.24 and 6,716,224.49 is: 9,268,424.07
Step by Step Solution
- Step 1: Write the proportion equation
11,872,973.66 : 16,384,764.24 = 6,716,224.49 : x - Step 2: Convert to fraction form
11,872,973.66/16,384,764.24 = 6,716,224.49/x - Step 3: Cross multiply
11,872,973.66x = 16,384,764.24 × 6,716,224.49 - Step 4: Simplify right side
11,872,973.66x = 110,043,754,769,640.42 - Step 5: Solve for x
x = 110,043,754,769,640.42/11,872,973.66 - Step 6: Final answer
x = 9,268,424.07
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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.