Finding the Fourth Proportional to 43,729,445.12, 65,522,193.48 and 14,959,853.84
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Solution
The fourth proportional to 43,729,445.12, 65,522,193.48 and 14,959,853.84 is: 22,415,158.37
Step by Step Solution
- Step 1: Write the proportion equation
43,729,445.12 : 65,522,193.48 = 14,959,853.84 : x - Step 2: Convert to fraction form
43,729,445.12/65,522,193.48 = 14,959,853.84/x - Step 3: Cross multiply
43,729,445.12x = 65,522,193.48 × 14,959,853.84 - Step 4: Simplify right side
43,729,445.12x = 980,202,437,737,000.88 - Step 5: Solve for x
x = 980,202,437,737,000.88/43,729,445.12 - Step 6: Final answer
x = 22,415,158.37
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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.