Finding the Fourth Proportional to 32,471,961.90, 48,707,942.85 and 9,749,906.70
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Solution
The fourth proportional to 32,471,961.90, 48,707,942.85 and 9,749,906.70 is: 14,624,860.05
Step by Step Solution
- Step 1: Write the proportion equation
32,471,961.90 : 48,707,942.85 = 9,749,906.70 : x - Step 2: Convert to fraction form
32,471,961.90/48,707,942.85 = 9,749,906.70/x - Step 3: Cross multiply
32,471,961.90x = 48,707,942.85 × 9,749,906.70 - Step 4: Simplify right side
32,471,961.90x = 474,897,898,336,432.06 - Step 5: Solve for x
x = 474,897,898,336,432.06/32,471,961.90 - Step 6: Final answer
x = 14,624,860.05
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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.