Finding the Fourth Proportional to 7,320,665.14, 10,980,942.42 and 2,203,072.99
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Solution
The fourth proportional to 7,320,665.14, 10,980,942.42 and 2,203,072.99 is: 3,304,592.85
Step by Step Solution
- Step 1: Write the proportion equation
7,320,665.14 : 10,980,942.42 = 2,203,072.99 : x - Step 2: Convert to fraction form
7,320,665.14/10,980,942.42 = 2,203,072.99/x - Step 3: Cross multiply
7,320,665.14x = 10,980,942.42 × 2,203,072.99 - Step 4: Simplify right side
7,320,665.14x = 24,191,817,650,247.24 - Step 5: Solve for x
x = 24,191,817,650,247.24/7,320,665.14 - Step 6: Final answer
x = 3,304,592.85
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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.