Finding the Fourth Proportional to 11,973,101.92, 16,522,896.63 and 6,816,463.47
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Solution
The fourth proportional to 11,973,101.92, 16,522,896.63 and 6,816,463.47 is: 9,406,728.68
Step by Step Solution
- Step 1: Write the proportion equation
11,973,101.92 : 16,522,896.63 = 6,816,463.47 : x - Step 2: Convert to fraction form
11,973,101.92/16,522,896.63 = 6,816,463.47/x - Step 3: Cross multiply
11,973,101.92x = 16,522,896.63 × 6,816,463.47 - Step 4: Simplify right side
11,973,101.92x = 112,627,721,284,200.23 - Step 5: Solve for x
x = 112,627,721,284,200.23/11,973,101.92 - Step 6: Final answer
x = 9,406,728.68
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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.