Finding the Fourth Proportional to 68,370,995.12, 94,351,995 and 37,433,128.88
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Solution
The fourth proportional to 68,370,995.12, 94,351,995 and 37,433,128.88 is: 51,657,729.75
Step by Step Solution
- Step 1: Write the proportion equation
68,370,995.12 : 94,351,995 = 37,433,128.88 : x - Step 2: Convert to fraction form
68,370,995.12/94,351,995 = 37,433,128.88/x - Step 3: Cross multiply
68,370,995.12x = 94,351,995 × 37,433,128.88 - Step 4: Simplify right side
68,370,995.12x = 3,531,890,388,920,116 - Step 5: Solve for x
x = 3,531,890,388,920,116/68,370,995.12 - Step 6: Final answer
x = 51,657,729.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.