Finding the Fourth Proportional to 6,530,559.99, 9,011,942.82 and 3,590,355.75
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Solution
The fourth proportional to 6,530,559.99, 9,011,942.82 and 3,590,355.75 is: 4,954,564.50
Step by Step Solution
- Step 1: Write the proportion equation
6,530,559.99 : 9,011,942.82 = 3,590,355.75 : x - Step 2: Convert to fraction form
6,530,559.99/9,011,942.82 = 3,590,355.75/x - Step 3: Cross multiply
6,530,559.99x = 9,011,942.82 × 3,590,355.75 - Step 4: Simplify right side
6,530,559.99x = 32,356,080,722,458.21 - Step 5: Solve for x
x = 32,356,080,722,458.21/6,530,559.99 - Step 6: Final answer
x = 4,954,564.50
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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.