Finding the Fourth Proportional to 16,342,850.40, 22,552,405.98 and 9,368,527.92
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Solution
The fourth proportional to 16,342,850.40, 22,552,405.98 and 9,368,527.92 is: 12,928,151.45
Step by Step Solution
- Step 1: Write the proportion equation
16,342,850.40 : 22,552,405.98 = 9,368,527.92 : x - Step 2: Convert to fraction form
16,342,850.40/22,552,405.98 = 9,368,527.92/x - Step 3: Cross multiply
16,342,850.40x = 22,552,405.98 × 9,368,527.92 - Step 4: Simplify right side
16,342,850.40x = 211,282,845,086,804.97 - Step 5: Solve for x
x = 211,282,845,086,804.97/16,342,850.40 - Step 6: Final answer
x = 12,928,151.45
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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.