Finding the Fourth Proportional to 17,680,203.62, 24,377,806.06 and 12,101,137.61
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Solution
The fourth proportional to 17,680,203.62, 24,377,806.06 and 12,101,137.61 is: 16,685,282.14
Step by Step Solution
- Step 1: Write the proportion equation
17,680,203.62 : 24,377,806.06 = 12,101,137.61 : x - Step 2: Convert to fraction form
17,680,203.62/24,377,806.06 = 12,101,137.61/x - Step 3: Cross multiply
17,680,203.62x = 24,377,806.06 × 12,101,137.61 - Step 4: Simplify right side
17,680,203.62x = 294,999,185,792,643.62 - Step 5: Solve for x
x = 294,999,185,792,643.62/17,680,203.62 - Step 6: Final answer
x = 16,685,282.14
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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.