Finding the Fourth Proportional to 17,531,220.87, 24,192,620.70 and 9,796,326.75
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Solution
The fourth proportional to 17,531,220.87, 24,192,620.70 and 9,796,326.75 is: 13,518,671.58
Step by Step Solution
- Step 1: Write the proportion equation
17,531,220.87 : 24,192,620.70 = 9,796,326.75 : x - Step 2: Convert to fraction form
17,531,220.87/24,192,620.70 = 9,796,326.75/x - Step 3: Cross multiply
17,531,220.87x = 24,192,620.70 × 9,796,326.75 - Step 4: Simplify right side
17,531,220.87x = 236,998,817,316,013.72 - Step 5: Solve for x
x = 236,998,817,316,013.72/17,531,220.87 - Step 6: Final answer
x = 13,518,671.58
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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.