Finding the Fourth Proportional to 10,207,022.44, 14,076,229.45 and 7,449,341.80
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Solution
The fourth proportional to 10,207,022.44, 14,076,229.45 and 7,449,341.80 is: 10,273,186.43
Step by Step Solution
- Step 1: Write the proportion equation
10,207,022.44 : 14,076,229.45 = 7,449,341.80 : x - Step 2: Convert to fraction form
10,207,022.44/14,076,229.45 = 7,449,341.80/x - Step 3: Cross multiply
10,207,022.44x = 14,076,229.45 × 7,449,341.80 - Step 4: Simplify right side
10,207,022.44x = 104,858,644,428,276 - Step 5: Solve for x
x = 104,858,644,428,276/10,207,022.44 - Step 6: Final answer
x = 10,273,186.43
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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.