Finding the Fourth Proportional to 43,449,244.80, 65,215,857.60 and 26,443,132.80
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Solution
The fourth proportional to 43,449,244.80, 65,215,857.60 and 26,443,132.80 is: 39,690,254.48
Step by Step Solution
- Step 1: Write the proportion equation
43,449,244.80 : 65,215,857.60 = 26,443,132.80 : x - Step 2: Convert to fraction form
43,449,244.80/65,215,857.60 = 26,443,132.80/x - Step 3: Cross multiply
43,449,244.80x = 65,215,857.60 × 26,443,132.80 - Step 4: Simplify right side
43,449,244.80x = 1,724,511,583,182,689.25 - Step 5: Solve for x
x = 1,724,511,583,182,689.25/43,449,244.80 - Step 6: Final answer
x = 39,690,254.48
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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.