Finding the Fourth Proportional to 49,458,470.64, 68,260,859.32 and 27,439,063.92
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Solution
The fourth proportional to 49,458,470.64, 68,260,859.32 and 27,439,063.92 is: 37,870,440.75
Step by Step Solution
- Step 1: Write the proportion equation
49,458,470.64 : 68,260,859.32 = 27,439,063.92 : x - Step 2: Convert to fraction form
49,458,470.64/68,260,859.32 = 27,439,063.92/x - Step 3: Cross multiply
49,458,470.64x = 68,260,859.32 × 27,439,063.92 - Step 4: Simplify right side
49,458,470.64x = 1,873,014,082,115,607.75 - Step 5: Solve for x
x = 1,873,014,082,115,607.75/49,458,470.64 - Step 6: Final answer
x = 37,870,440.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.