Finding the Fourth Proportional to 17,691,080.62, 24,413,641.30 and 9,956,122.98
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Solution
The fourth proportional to 17,691,080.62, 24,413,641.30 and 9,956,122.98 is: 13,739,421.60
Step by Step Solution
- Step 1: Write the proportion equation
17,691,080.62 : 24,413,641.30 = 9,956,122.98 : x - Step 2: Convert to fraction form
17,691,080.62/24,413,641.30 = 9,956,122.98/x - Step 3: Cross multiply
17,691,080.62x = 24,413,641.30 × 9,956,122.98 - Step 4: Simplify right side
17,691,080.62x = 243,065,215,172,407.09 - Step 5: Solve for x
x = 243,065,215,172,407.09/17,691,080.62 - Step 6: Final answer
x = 13,739,421.60
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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.