Finding the Fourth Proportional to 7,245,144.08, 9,994,135.44 and 4,524,166.16
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Solution
The fourth proportional to 7,245,144.08, 9,994,135.44 and 4,524,166.16 is: 6,240,749.51
Step by Step Solution
- Step 1: Write the proportion equation
7,245,144.08 : 9,994,135.44 = 4,524,166.16 : x - Step 2: Convert to fraction form
7,245,144.08/9,994,135.44 = 4,524,166.16/x - Step 3: Cross multiply
7,245,144.08x = 9,994,135.44 × 4,524,166.16 - Step 4: Simplify right side
7,245,144.08x = 45,215,129,356,104.71 - Step 5: Solve for x
x = 45,215,129,356,104.71/7,245,144.08 - Step 6: Final answer
x = 6,240,749.51
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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.