Finding the Fourth Proportional to 6,367,368.60, 9,551,052.90 and 3,816,451.80
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Solution
The fourth proportional to 6,367,368.60, 9,551,052.90 and 3,816,451.80 is: 5,724,677.70
Step by Step Solution
- Step 1: Write the proportion equation
6,367,368.60 : 9,551,052.90 = 3,816,451.80 : x - Step 2: Convert to fraction form
6,367,368.60/9,551,052.90 = 3,816,451.80/x - Step 3: Cross multiply
6,367,368.60x = 9,551,052.90 × 3,816,451.80 - Step 4: Simplify right side
6,367,368.60x = 36,451,133,032,100.22 - Step 5: Solve for x
x = 36,451,133,032,100.22/6,367,368.60 - Step 6: Final answer
x = 5,724,677.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.