Finding the Fourth Proportional to 16,639,721.20, 24,996,906.60 and 16,005,199.60
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Solution
The fourth proportional to 16,639,721.20, 24,996,906.60 and 16,005,199.60 is: 24,043,700.90
Step by Step Solution
- Step 1: Write the proportion equation
16,639,721.20 : 24,996,906.60 = 16,005,199.60 : x - Step 2: Convert to fraction form
16,639,721.20/24,996,906.60 = 16,005,199.60/x - Step 3: Cross multiply
16,639,721.20x = 24,996,906.60 × 16,005,199.60 - Step 4: Simplify right side
16,639,721.20x = 400,080,479,515,557.38 - Step 5: Solve for x
x = 400,080,479,515,557.38/16,639,721.20 - Step 6: Final answer
x = 24,043,700.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.