Finding the Fourth Proportional to 49,716,198.70, 68,610,492.32 and 27,689,707.91
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Solution
The fourth proportional to 49,716,198.70, 68,610,492.32 and 27,689,707.91 is: 38,212,987.75
Step by Step Solution
- Step 1: Write the proportion equation
49,716,198.70 : 68,610,492.32 = 27,689,707.91 : x - Step 2: Convert to fraction form
49,716,198.70/68,610,492.32 = 27,689,707.91/x - Step 3: Cross multiply
49,716,198.70x = 68,610,492.32 × 27,689,707.91 - Step 4: Simplify right side
49,716,198.70x = 1,899,804,491,935,176 - Step 5: Solve for x
x = 1,899,804,491,935,176/49,716,198.70 - Step 6: Final answer
x = 38,212,987.75
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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.