Finding the Fourth Proportional to 14,244,336.09, 19,657,156.10 and 7,718,142.24
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Solution
The fourth proportional to 14,244,336.09, 19,657,156.10 and 7,718,142.24 is: 10,651,021.28
Step by Step Solution
- Step 1: Write the proportion equation
14,244,336.09 : 19,657,156.10 = 7,718,142.24 : x - Step 2: Convert to fraction form
14,244,336.09/19,657,156.10 = 7,718,142.24/x - Step 3: Cross multiply
14,244,336.09x = 19,657,156.10 × 7,718,142.24 - Step 4: Simplify right side
14,244,336.09x = 151,716,726,775,092.94 - Step 5: Solve for x
x = 151,716,726,775,092.94/14,244,336.09 - Step 6: Final answer
x = 10,651,021.28
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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.