Finding the Fourth Proportional to 5,433,506.22, 7,498,418.40 and 2,986,203.99
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Solution
The fourth proportional to 5,433,506.22, 7,498,418.40 and 2,986,203.99 is: 4,121,060.33
Step by Step Solution
- Step 1: Write the proportion equation
5,433,506.22 : 7,498,418.40 = 2,986,203.99 : x - Step 2: Convert to fraction form
5,433,506.22/7,498,418.40 = 2,986,203.99/x - Step 3: Cross multiply
5,433,506.22x = 7,498,418.40 × 2,986,203.99 - Step 4: Simplify right side
5,433,506.22x = 22,391,806,944,769.42 - Step 5: Solve for x
x = 22,391,806,944,769.42/5,433,506.22 - Step 6: Final answer
x = 4,121,060.33
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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.