Finding the Fourth Proportional to 7,920,333.50, 11,885,497.97 and 3,371,375.03
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Solution
The fourth proportional to 7,920,333.50, 11,885,497.97 and 3,371,375.03 is: 5,059,189.88
Step by Step Solution
- Step 1: Write the proportion equation
7,920,333.50 : 11,885,497.97 = 3,371,375.03 : x - Step 2: Convert to fraction form
7,920,333.50/11,885,497.97 = 3,371,375.03/x - Step 3: Cross multiply
7,920,333.50x = 11,885,497.97 × 3,371,375.03 - Step 4: Simplify right side
7,920,333.50x = 40,070,471,075,173.69 - Step 5: Solve for x
x = 40,070,471,075,173.69/7,920,333.50 - Step 6: Final answer
x = 5,059,189.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.