Finding the Fourth Proportional to 11,646,770.12, 17,469,519.66 and 3,559,743.03
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Solution
The fourth proportional to 11,646,770.12, 17,469,519.66 and 3,559,743.03 is: 5,339,420.31
Step by Step Solution
- Step 1: Write the proportion equation
11,646,770.12 : 17,469,519.66 = 3,559,743.03 : x - Step 2: Convert to fraction form
11,646,770.12/17,469,519.66 = 3,559,743.03/x - Step 3: Cross multiply
11,646,770.12x = 17,469,519.66 × 3,559,743.03 - Step 4: Simplify right side
11,646,770.12x = 62,187,000,847,132.97 - Step 5: Solve for x
x = 62,187,000,847,132.97/11,646,770.12 - Step 6: Final answer
x = 5,339,420.31
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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.