Finding the Fourth Proportional to 7,589,736.88, 11,388,345.10 and 3,546,504.23
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Solution
The fourth proportional to 7,589,736.88, 11,388,345.10 and 3,546,504.23 is: 5,321,503.85
Step by Step Solution
- Step 1: Write the proportion equation
7,589,736.88 : 11,388,345.10 = 3,546,504.23 : x - Step 2: Convert to fraction form
7,589,736.88/11,388,345.10 = 3,546,504.23/x - Step 3: Cross multiply
7,589,736.88x = 11,388,345.10 × 3,546,504.23 - Step 4: Simplify right side
7,589,736.88x = 40,388,814,004,041.79 - Step 5: Solve for x
x = 40,388,814,004,041.79/7,589,736.88 - Step 6: Final answer
x = 5,321,503.85
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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.