Finding the Fourth Proportional to 49,332,496.38, 68,077,108.68 and 27,306,038.40
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Solution
The fourth proportional to 49,332,496.38, 68,077,108.68 and 27,306,038.40 is: 37,681,371.92
Step by Step Solution
- Step 1: Write the proportion equation
49,332,496.38 : 68,077,108.68 = 27,306,038.40 : x - Step 2: Convert to fraction form
49,332,496.38/68,077,108.68 = 27,306,038.40/x - Step 3: Cross multiply
49,332,496.38x = 68,077,108.68 × 27,306,038.40 - Step 4: Simplify right side
49,332,496.38x = 1,858,916,143,777,053.50 - Step 5: Solve for x
x = 1,858,916,143,777,053.50/49,332,496.38 - Step 6: Final answer
x = 37,681,371.92
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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.