Finding the Fourth Proportional to 48,586,581.53, 67,049,928.65 and 27,678,304.30
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Solution
The fourth proportional to 48,586,581.53, 67,049,928.65 and 27,678,304.30 is: 38,196,314.09
Step by Step Solution
- Step 1: Write the proportion equation
48,586,581.53 : 67,049,928.65 = 27,678,304.30 : x - Step 2: Convert to fraction form
48,586,581.53/67,049,928.65 = 27,678,304.30/x - Step 3: Cross multiply
48,586,581.53x = 67,049,928.65 × 27,678,304.30 - Step 4: Simplify right side
48,586,581.53x = 1,855,828,328,519,664 - Step 5: Solve for x
x = 1,855,828,328,519,664/48,586,581.53 - Step 6: Final answer
x = 38,196,314.09
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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.