Finding the Fourth Proportional to 7,555,104.08, 10,425,739.38 and 4,117,271.30
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Solution
The fourth proportional to 7,555,104.08, 10,425,739.38 and 4,117,271.30 is: 5,681,668.59
Step by Step Solution
- Step 1: Write the proportion equation
7,555,104.08 : 10,425,739.38 = 4,117,271.30 : x - Step 2: Convert to fraction form
7,555,104.08/10,425,739.38 = 4,117,271.30/x - Step 3: Cross multiply
7,555,104.08x = 10,425,739.38 × 4,117,271.30 - Step 4: Simplify right side
7,555,104.08x = 42,925,597,530,553.80 - Step 5: Solve for x
x = 42,925,597,530,553.80/7,555,104.08 - Step 6: Final answer
x = 5,681,668.59
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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.