Finding the Fourth Proportional to 5,475,977.66, 7,556,543.06 and 2,994,708.31
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Solution
The fourth proportional to 5,475,977.66, 7,556,543.06 and 2,994,708.31 is: 4,132,530.05
Step by Step Solution
- Step 1: Write the proportion equation
5,475,977.66 : 7,556,543.06 = 2,994,708.31 : x - Step 2: Convert to fraction form
5,475,977.66/7,556,543.06 = 2,994,708.31/x - Step 3: Cross multiply
5,475,977.66x = 7,556,543.06 × 2,994,708.31 - Step 4: Simplify right side
5,475,977.66x = 22,629,642,262,789.93 - Step 5: Solve for x
x = 22,629,642,262,789.93/5,475,977.66 - Step 6: Final answer
x = 4,132,530.05
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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.