Finding the Fourth Proportional to 81,748,563.39, 122,582,469.42 and 29,894,077.08
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Solution
The fourth proportional to 81,748,563.39, 122,582,469.42 and 29,894,077.08 is: 44,826,350.92
Step by Step Solution
- Step 1: Write the proportion equation
81,748,563.39 : 122,582,469.42 = 29,894,077.08 : x - Step 2: Convert to fraction form
81,748,563.39/122,582,469.42 = 29,894,077.08/x - Step 3: Cross multiply
81,748,563.39x = 122,582,469.42 × 29,894,077.08 - Step 4: Simplify right side
81,748,563.39x = 3,664,489,789,498,222.50 - Step 5: Solve for x
x = 3,664,489,789,498,222.50/81,748,563.39 - Step 6: Final answer
x = 44,826,350.92
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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.