Finding the Fourth Proportional to 17,901,059.13, 24,696,981.57 and 11,709,640.26
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Solution
The fourth proportional to 17,901,059.13, 24,696,981.57 and 11,709,640.26 is: 16,155,064.77
Step by Step Solution
- Step 1: Write the proportion equation
17,901,059.13 : 24,696,981.57 = 11,709,640.26 : x - Step 2: Convert to fraction form
17,901,059.13/24,696,981.57 = 11,709,640.26/x - Step 3: Cross multiply
17,901,059.13x = 24,696,981.57 × 11,709,640.26 - Step 4: Simplify right side
17,901,059.13x = 289,192,769,692,550 - Step 5: Solve for x
x = 289,192,769,692,550/17,901,059.13 - Step 6: Final answer
x = 16,155,064.77
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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.