Finding the Fourth Proportional to 21,589,490.44, 32,393,186.70 and 9,452,689.48
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Solution
The fourth proportional to 21,589,490.44, 32,393,186.70 and 9,452,689.48 is: 14,182,953.31
Step by Step Solution
- Step 1: Write the proportion equation
21,589,490.44 : 32,393,186.70 = 9,452,689.48 : x - Step 2: Convert to fraction form
21,589,490.44/32,393,186.70 = 9,452,689.48/x - Step 3: Cross multiply
21,589,490.44x = 32,393,186.70 × 9,452,689.48 - Step 4: Simplify right side
21,589,490.44x = 306,202,734,933,536.50 - Step 5: Solve for x
x = 306,202,734,933,536.50/21,589,490.44 - Step 6: Final answer
x = 14,182,953.31
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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.