Finding the Fourth Proportional to 7,075,917.84, 10,613,818.44 and 2,027,233.20
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Solution
The fourth proportional to 7,075,917.84, 10,613,818.44 and 2,027,233.20 is: 3,040,833.09
Step by Step Solution
- Step 1: Write the proportion equation
7,075,917.84 : 10,613,818.44 = 2,027,233.20 : x - Step 2: Convert to fraction form
7,075,917.84/10,613,818.44 = 2,027,233.20/x - Step 3: Cross multiply
7,075,917.84x = 10,613,818.44 × 2,027,233.20 - Step 4: Simplify right side
7,075,917.84x = 21,516,685,120,340.21 - Step 5: Solve for x
x = 21,516,685,120,340.21/7,075,917.84 - Step 6: Final answer
x = 3,040,833.09
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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.