Finding the Fourth Proportional to 6,561,214.24, 9,840,686.48 and 2,966,145.12
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Solution
The fourth proportional to 6,561,214.24, 9,840,686.48 and 2,966,145.12 is: 4,448,704.63
Step by Step Solution
- Step 1: Write the proportion equation
6,561,214.24 : 9,840,686.48 = 2,966,145.12 : x - Step 2: Convert to fraction form
6,561,214.24/9,840,686.48 = 2,966,145.12/x - Step 3: Cross multiply
6,561,214.24x = 9,840,686.48 × 2,966,145.12 - Step 4: Simplify right side
6,561,214.24x = 29,188,904,180,101.98 - Step 5: Solve for x
x = 29,188,904,180,101.98/6,561,214.24 - Step 6: Final answer
x = 4,448,704.63
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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.