Finding the Fourth Proportional to 5,555,628.42, 8,334,241.20 and 1,717,750.14
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Solution
The fourth proportional to 5,555,628.42, 8,334,241.20 and 1,717,750.14 is: 2,576,872.12
Step by Step Solution
- Step 1: Write the proportion equation
5,555,628.42 : 8,334,241.20 = 1,717,750.14 : x - Step 2: Convert to fraction form
5,555,628.42/8,334,241.20 = 1,717,750.14/x - Step 3: Cross multiply
5,555,628.42x = 8,334,241.20 × 1,717,750.14 - Step 4: Simplify right side
5,555,628.42x = 14,316,143,988,093.77 - Step 5: Solve for x
x = 14,316,143,988,093.77/5,555,628.42 - Step 6: Final answer
x = 2,576,872.12
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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.