Finding the Fourth Proportional to 4,661,966.08, 6,433,121.28 and 2,850,780.16
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Solution
The fourth proportional to 4,661,966.08, 6,433,121.28 and 2,850,780.16 is: 3,933,836.97
Step by Step Solution
- Step 1: Write the proportion equation
4,661,966.08 : 6,433,121.28 = 2,850,780.16 : x - Step 2: Convert to fraction form
4,661,966.08/6,433,121.28 = 2,850,780.16/x - Step 3: Cross multiply
4,661,966.08x = 6,433,121.28 × 2,850,780.16 - Step 4: Simplify right side
4,661,966.08x = 18,339,414,511,897.80 - Step 5: Solve for x
x = 18,339,414,511,897.80/4,661,966.08 - Step 6: Final answer
x = 3,933,836.97
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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.