Finding the Fourth Proportional to 49,498,354.63, 68,306,701.86 and 27,470,574.73
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Solution
The fourth proportional to 49,498,354.63, 68,306,701.86 and 27,470,574.73 is: 37,908,822.87
Step by Step Solution
- Step 1: Write the proportion equation
49,498,354.63 : 68,306,701.86 = 27,470,574.73 : x - Step 2: Convert to fraction form
49,498,354.63/68,306,701.86 = 27,470,574.73/x - Step 3: Cross multiply
49,498,354.63x = 68,306,701.86 × 27,470,574.73 - Step 4: Simplify right side
49,498,354.63x = 1,876,424,358,004,960 - Step 5: Solve for x
x = 1,876,424,358,004,960/49,498,354.63 - Step 6: Final answer
x = 37,908,822.87
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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.