Finding the Fourth Proportional to 8,039,041.68, 11,093,918.55 and 4,367,967.62
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Solution
The fourth proportional to 8,039,041.68, 11,093,918.55 and 4,367,967.62 is: 6,027,817.61
Step by Step Solution
- Step 1: Write the proportion equation
8,039,041.68 : 11,093,918.55 = 4,367,967.62 : x - Step 2: Convert to fraction form
8,039,041.68/11,093,918.55 = 4,367,967.62/x - Step 3: Cross multiply
8,039,041.68x = 11,093,918.55 × 4,367,967.62 - Step 4: Simplify right side
8,039,041.68x = 48,457,876,983,477.52 - Step 5: Solve for x
x = 48,457,876,983,477.52/8,039,041.68 - Step 6: Final answer
x = 6,027,817.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.