Finding the Fourth Proportional to 5,094,965.12, 7,636,149.12 and 2,571,342.08
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Solution
The fourth proportional to 5,094,965.12, 7,636,149.12 and 2,571,342.08 is: 3,853,834.34
Step by Step Solution
- Step 1: Write the proportion equation
5,094,965.12 : 7,636,149.12 = 2,571,342.08 : x - Step 2: Convert to fraction form
5,094,965.12/7,636,149.12 = 2,571,342.08/x - Step 3: Cross multiply
5,094,965.12x = 7,636,149.12 × 2,571,342.08 - Step 4: Simplify right side
5,094,965.12x = 19,635,151,561,410.97 - Step 5: Solve for x
x = 19,635,151,561,410.97/5,094,965.12 - Step 6: Final answer
x = 3,853,834.34
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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.