Finding the Fourth Proportional to 5,016,924.49, 6,923,930.12 and 2,812,382.73
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Solution
The fourth proportional to 5,016,924.49, 6,923,930.12 and 2,812,382.73 is: 3,881,410.12
Step by Step Solution
- Step 1: Write the proportion equation
5,016,924.49 : 6,923,930.12 = 2,812,382.73 : x - Step 2: Convert to fraction form
5,016,924.49/6,923,930.12 = 2,812,382.73/x - Step 3: Cross multiply
5,016,924.49x = 6,923,930.12 × 2,812,382.73 - Step 4: Simplify right side
5,016,924.49x = 19,472,741,458,595.18 - Step 5: Solve for x
x = 19,472,741,458,595.18/5,016,924.49 - Step 6: Final answer
x = 3,881,410.12
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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.