Finding the Fourth Proportional to 11,503,068.76, 15,872,283.94 and 6,856,770.52
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Solution
The fourth proportional to 11,503,068.76, 15,872,283.94 and 6,856,770.52 is: 9,461,180.39
Step by Step Solution
- Step 1: Write the proportion equation
11,503,068.76 : 15,872,283.94 = 6,856,770.52 : x - Step 2: Convert to fraction form
11,503,068.76/15,872,283.94 = 6,856,770.52/x - Step 3: Cross multiply
11,503,068.76x = 15,872,283.94 × 6,856,770.52 - Step 4: Simplify right side
11,503,068.76x = 108,832,608,604,861.44 - Step 5: Solve for x
x = 108,832,608,604,861.44/11,503,068.76 - Step 6: Final answer
x = 9,461,180.39
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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.