Finding the Fourth Proportional to 38,746,502.53, 58,119,833.76 and 36,378,932.88
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Solution
The fourth proportional to 38,746,502.53, 58,119,833.76 and 36,378,932.88 is: 54,568,474.39
Step by Step Solution
- Step 1: Write the proportion equation
38,746,502.53 : 58,119,833.76 = 36,378,932.88 : x - Step 2: Convert to fraction form
38,746,502.53/58,119,833.76 = 36,378,932.88/x - Step 3: Cross multiply
38,746,502.53x = 58,119,833.76 × 36,378,932.88 - Step 4: Simplify right side
38,746,502.53x = 2,114,337,531,311,012 - Step 5: Solve for x
x = 2,114,337,531,311,012/38,746,502.53 - Step 6: Final answer
x = 54,568,474.39
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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.