Finding the Fourth Proportional to 42,260,998.68, 58,321,619.88 and 23,676,922.44
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Solution
The fourth proportional to 42,260,998.68, 58,321,619.88 and 23,676,922.44 is: 32,674,960.69
Step by Step Solution
- Step 1: Write the proportion equation
42,260,998.68 : 58,321,619.88 = 23,676,922.44 : x - Step 2: Convert to fraction form
42,260,998.68/58,321,619.88 = 23,676,922.44/x - Step 3: Cross multiply
42,260,998.68x = 58,321,619.88 × 23,676,922.44 - Step 4: Simplify right side
42,260,998.68x = 1,380,876,470,473,922.25 - Step 5: Solve for x
x = 1,380,876,470,473,922.25/42,260,998.68 - Step 6: Final answer
x = 32,674,960.69
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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.