Finding the Fourth Proportional to 41,771,990.39, 62,670,817.80 and 19,940,230.08
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Solution
The fourth proportional to 41,771,990.39, 62,670,817.80 and 19,940,230.08 is: 29,916,470.70
Step by Step Solution
- Step 1: Write the proportion equation
41,771,990.39 : 62,670,817.80 = 19,940,230.08 : x - Step 2: Convert to fraction form
41,771,990.39/62,670,817.80 = 19,940,230.08/x - Step 3: Cross multiply
41,771,990.39x = 62,670,817.80 × 19,940,230.08 - Step 4: Simplify right side
41,771,990.39x = 1,249,670,526,233,759.25 - Step 5: Solve for x
x = 1,249,670,526,233,759.25/41,771,990.39 - Step 6: Final answer
x = 29,916,470.70
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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.