Finding the Fourth Proportional to 11,890,458.45, 16,407,830.88 and 6,592,295.09
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Solution
The fourth proportional to 11,890,458.45, 16,407,830.88 and 6,592,295.09 is: 9,096,811.82
Step by Step Solution
- Step 1: Write the proportion equation
11,890,458.45 : 16,407,830.88 = 6,592,295.09 : x - Step 2: Convert to fraction form
11,890,458.45/16,407,830.88 = 6,592,295.09/x - Step 3: Cross multiply
11,890,458.45x = 16,407,830.88 × 6,592,295.09 - Step 4: Simplify right side
11,890,458.45x = 108,165,262,988,793.97 - Step 5: Solve for x
x = 108,165,262,988,793.97/11,890,458.45 - Step 6: Final answer
x = 9,096,811.82
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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.