Finding the Fourth Proportional to 7,969,843.92, 11,953,482.76 and 2,288,776.08
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Solution
The fourth proportional to 7,969,843.92, 11,953,482.76 and 2,288,776.08 is: 3,432,795.63
Step by Step Solution
- Step 1: Write the proportion equation
7,969,843.92 : 11,953,482.76 = 2,288,776.08 : x - Step 2: Convert to fraction form
7,969,843.92/11,953,482.76 = 2,288,776.08/x - Step 3: Cross multiply
7,969,843.92x = 11,953,482.76 × 2,288,776.08 - Step 4: Simplify right side
7,969,843.92x = 27,358,845,413,780.38 - Step 5: Solve for x
x = 27,358,845,413,780.38/7,969,843.92 - Step 6: Final answer
x = 3,432,795.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.