Finding the Fourth Proportional to 18,745,232.40, 28,117,848.60 and 14,966,096.40
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Solution
The fourth proportional to 18,745,232.40, 28,117,848.60 and 14,966,096.40 is: 22,449,144.60
Step by Step Solution
- Step 1: Write the proportion equation
18,745,232.40 : 28,117,848.60 = 14,966,096.40 : x - Step 2: Convert to fraction form
18,745,232.40/28,117,848.60 = 14,966,096.40/x - Step 3: Cross multiply
18,745,232.40x = 28,117,848.60 × 14,966,096.40 - Step 4: Simplify right side
18,745,232.40x = 420,814,432,708,205.06 - Step 5: Solve for x
x = 420,814,432,708,205.06/18,745,232.40 - Step 6: Final answer
x = 22,449,144.60
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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.