Finding the Fourth Proportional to 65,170,107.80, 97,810,274.10 and 26,859,116.60
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Solution
The fourth proportional to 65,170,107.80, 97,810,274.10 and 26,859,116.60 is: 40,311,388.85
Step by Step Solution
- Step 1: Write the proportion equation
65,170,107.80 : 97,810,274.10 = 26,859,116.60 : x - Step 2: Convert to fraction form
65,170,107.80/97,810,274.10 = 26,859,116.60/x - Step 3: Cross multiply
65,170,107.80x = 97,810,274.10 × 26,859,116.60 - Step 4: Simplify right side
65,170,107.80x = 2,627,097,556,729,860 - Step 5: Solve for x
x = 2,627,097,556,729,860/65,170,107.80 - Step 6: Final answer
x = 40,311,388.85
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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.