Finding the Fourth Proportional to 16,366,943.68, 24,550,415.52 and 9,989,651.68
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Solution
The fourth proportional to 16,366,943.68, 24,550,415.52 and 9,989,651.68 is: 14,984,477.52
Step by Step Solution
- Step 1: Write the proportion equation
16,366,943.68 : 24,550,415.52 = 9,989,651.68 : x - Step 2: Convert to fraction form
16,366,943.68/24,550,415.52 = 9,989,651.68/x - Step 3: Cross multiply
16,366,943.68x = 24,550,415.52 × 9,989,651.68 - Step 4: Simplify right side
16,366,943.68x = 245,250,099,644,066.06 - Step 5: Solve for x
x = 245,250,099,644,066.06/16,366,943.68 - Step 6: Final answer
x = 14,984,477.52
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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.