Finding the Fourth Proportional to 65,679,352.97, 90,633,611.67 and 36,308,934
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Solution
The fourth proportional to 65,679,352.97, 90,633,611.67 and 36,308,934 is: 50,104,175.45
Step by Step Solution
- Step 1: Write the proportion equation
65,679,352.97 : 90,633,611.67 = 36,308,934 : x - Step 2: Convert to fraction form
65,679,352.97/90,633,611.67 = 36,308,934/x - Step 3: Cross multiply
65,679,352.97x = 90,633,611.67 × 36,308,934 - Step 4: Simplify right side
65,679,352.97x = 3,290,809,824,307,660 - Step 5: Solve for x
x = 3,290,809,824,307,660/65,679,352.97 - Step 6: Final answer
x = 50,104,175.45
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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.