Finding the Fourth Proportional to 6,468,782.60, 9,701,813.10 and 3,270,902.60
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Solution
The fourth proportional to 6,468,782.60, 9,701,813.10 and 3,270,902.60 is: 4,905,665.82
Step by Step Solution
- Step 1: Write the proportion equation
6,468,782.60 : 9,701,813.10 = 3,270,902.60 : x - Step 2: Convert to fraction form
6,468,782.60/9,701,813.10 = 3,270,902.60/x - Step 3: Cross multiply
6,468,782.60x = 9,701,813.10 × 3,270,902.60 - Step 4: Simplify right side
6,468,782.60x = 31,733,685,693,504.06 - Step 5: Solve for x
x = 31,733,685,693,504.06/6,468,782.60 - Step 6: Final answer
x = 4,905,665.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.