Finding the Fourth Proportional to 23,022,294.20, 31,771,343.68 and 13,098,629.84
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Solution
The fourth proportional to 23,022,294.20, 31,771,343.68 and 13,098,629.84 is: 18,076,437.85
Step by Step Solution
- Step 1: Write the proportion equation
23,022,294.20 : 31,771,343.68 = 13,098,629.84 : x - Step 2: Convert to fraction form
23,022,294.20/31,771,343.68 = 13,098,629.84/x - Step 3: Cross multiply
23,022,294.20x = 31,771,343.68 × 13,098,629.84 - Step 4: Simplify right side
23,022,294.20x = 416,161,070,383,743.38 - Step 5: Solve for x
x = 416,161,070,383,743.38/23,022,294.20 - Step 6: Final answer
x = 18,076,437.85
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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.