Finding the Fourth Proportional to 44,256,463.62, 66,379,588.71 and 11,905,823.80
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Solution
The fourth proportional to 44,256,463.62, 66,379,588.71 and 11,905,823.80 is: 17,857,361.90
Step by Step Solution
- Step 1: Write the proportion equation
44,256,463.62 : 66,379,588.71 = 11,905,823.80 : x - Step 2: Convert to fraction form
44,256,463.62/66,379,588.71 = 11,905,823.80/x - Step 3: Cross multiply
44,256,463.62x = 66,379,588.71 × 11,905,823.80 - Step 4: Simplify right side
44,256,463.62x = 790,303,687,097,729.38 - Step 5: Solve for x
x = 790,303,687,097,729.38/44,256,463.62 - Step 6: Final answer
x = 17,857,361.90
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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.