Finding the Fourth Proportional to 49,537,647.76, 68,364,225.06 and 27,511,248.16
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Solution
The fourth proportional to 49,537,647.76, 68,364,225.06 and 27,511,248.16 is: 37,966,783.77
Step by Step Solution
- Step 1: Write the proportion equation
49,537,647.76 : 68,364,225.06 = 27,511,248.16 : x - Step 2: Convert to fraction form
49,537,647.76/68,364,225.06 = 27,511,248.16/x - Step 3: Cross multiply
49,537,647.76x = 68,364,225.06 × 27,511,248.16 - Step 4: Simplify right side
49,537,647.76x = 1,880,785,160,891,751 - Step 5: Solve for x
x = 1,880,785,160,891,751/49,537,647.76 - Step 6: Final answer
x = 37,966,783.77
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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.