Finding the Fourth Proportional to 7,821,296.08, 10,794,500.88 and 4,337,409.70
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Solution
The fourth proportional to 7,821,296.08, 10,794,500.88 and 4,337,409.70 is: 5,986,242.22
Step by Step Solution
- Step 1: Write the proportion equation
7,821,296.08 : 10,794,500.88 = 4,337,409.70 : x - Step 2: Convert to fraction form
7,821,296.08/10,794,500.88 = 4,337,409.70/x - Step 3: Cross multiply
7,821,296.08x = 10,794,500.88 × 4,337,409.70 - Step 4: Simplify right side
7,821,296.08x = 46,820,172,795,897.76 - Step 5: Solve for x
x = 46,820,172,795,897.76/7,821,296.08 - Step 6: Final answer
x = 5,986,242.22
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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.