Finding the Fourth Proportional to 44,482,157.91, 66,721,285.42 and 12,133,953.18
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Solution
The fourth proportional to 44,482,157.91, 66,721,285.42 and 12,133,953.18 is: 18,200,397.45
Step by Step Solution
- Step 1: Write the proportion equation
44,482,157.91 : 66,721,285.42 = 12,133,953.18 : x - Step 2: Convert to fraction form
44,482,157.91/66,721,285.42 = 12,133,953.18/x - Step 3: Cross multiply
44,482,157.91x = 66,721,285.42 × 12,133,953.18 - Step 4: Simplify right side
44,482,157.91x = 809,592,953,365,361.75 - Step 5: Solve for x
x = 809,592,953,365,361.75/44,482,157.91 - Step 6: Final answer
x = 18,200,397.45
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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.