Finding the Fourth Proportional to 10,996,562.21, 16,494,306.81 and 4,081,387.12
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Solution
The fourth proportional to 10,996,562.21, 16,494,306.81 and 4,081,387.12 is: 6,121,881.56
Step by Step Solution
- Step 1: Write the proportion equation
10,996,562.21 : 16,494,306.81 = 4,081,387.12 : x - Step 2: Convert to fraction form
10,996,562.21/16,494,306.81 = 4,081,387.12/x - Step 3: Cross multiply
10,996,562.21x = 16,494,306.81 × 4,081,387.12 - Step 4: Simplify right side
10,996,562.21x = 67,319,651,367,662.29 - Step 5: Solve for x
x = 67,319,651,367,662.29/10,996,562.21 - Step 6: Final answer
x = 6,121,881.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.