Finding the Fourth Proportional to 34,935,882.46, 48,211,709.02 and 20,260,249.92
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Solution
The fourth proportional to 34,935,882.46, 48,211,709.02 and 20,260,249.92 is: 27,959,255.79
Step by Step Solution
- Step 1: Write the proportion equation
34,935,882.46 : 48,211,709.02 = 20,260,249.92 : x - Step 2: Convert to fraction form
34,935,882.46/48,211,709.02 = 20,260,249.92/x - Step 3: Cross multiply
34,935,882.46x = 48,211,709.02 × 20,260,249.92 - Step 4: Simplify right side
34,935,882.46x = 976,781,273,815,518.38 - Step 5: Solve for x
x = 976,781,273,815,518.38/34,935,882.46 - Step 6: Final answer
x = 27,959,255.79
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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.