Finding the Fourth Proportional to 54,131,172.25, 74,700,936.92 and 29,351,314.07
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Solution
The fourth proportional to 54,131,172.25, 74,700,936.92 and 29,351,314.07 is: 40,504,769.62
Step by Step Solution
- Step 1: Write the proportion equation
54,131,172.25 : 74,700,936.92 = 29,351,314.07 : x - Step 2: Convert to fraction form
54,131,172.25/74,700,936.92 = 29,351,314.07/x - Step 3: Cross multiply
54,131,172.25x = 74,700,936.92 × 29,351,314.07 - Step 4: Simplify right side
54,131,172.25x = 2,192,570,661,262,373.25 - Step 5: Solve for x
x = 2,192,570,661,262,373.25/54,131,172.25 - Step 6: Final answer
x = 40,504,769.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.