Finding the Fourth Proportional to 38,984,728.80, 58,414,107.60 and 24,582,021.60
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Solution
The fourth proportional to 38,984,728.80, 58,414,107.60 and 24,582,021.60 is: 36,833,316.51
Step by Step Solution
- Step 1: Write the proportion equation
38,984,728.80 : 58,414,107.60 = 24,582,021.60 : x - Step 2: Convert to fraction form
38,984,728.80/58,414,107.60 = 24,582,021.60/x - Step 3: Cross multiply
38,984,728.80x = 58,414,107.60 × 24,582,021.60 - Step 4: Simplify right side
38,984,728.80x = 1,435,936,854,767,924.25 - Step 5: Solve for x
x = 1,435,936,854,767,924.25/38,984,728.80 - Step 6: Final answer
x = 36,833,316.51
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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.