Finding the Fourth Proportional to 5,433,670.07, 7,498,644.46 and 2,986,367.86
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Solution
The fourth proportional to 5,433,670.07, 7,498,644.46 and 2,986,367.86 is: 4,121,286.45
Step by Step Solution
- Step 1: Write the proportion equation
5,433,670.07 : 7,498,644.46 = 2,986,367.86 : x - Step 2: Convert to fraction form
5,433,670.07/7,498,644.46 = 2,986,367.86/x - Step 3: Cross multiply
5,433,670.07x = 7,498,644.46 × 2,986,367.86 - Step 4: Simplify right side
5,433,670.07x = 22,393,710,808,911.05 - Step 5: Solve for x
x = 22,393,710,808,911.05/5,433,670.07 - Step 6: Final answer
x = 4,121,286.45
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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.