Finding the Fourth Proportional to 16,517,276.60, 24,726,926.10 and 12,276,246.20
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Solution
The fourth proportional to 16,517,276.60, 24,726,926.10 and 12,276,246.20 is: 18,377,959.03
Step by Step Solution
- Step 1: Write the proportion equation
16,517,276.60 : 24,726,926.10 = 12,276,246.20 : x - Step 2: Convert to fraction form
16,517,276.60/24,726,926.10 = 12,276,246.20/x - Step 3: Cross multiply
16,517,276.60x = 24,726,926.10 × 12,276,246.20 - Step 4: Simplify right side
16,517,276.60x = 303,553,832,572,805.81 - Step 5: Solve for x
x = 303,553,832,572,805.81/16,517,276.60 - Step 6: Final answer
x = 18,377,959.03
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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.