Finding the Fourth Proportional to 14,245,684.92, 21,368,369.73 and 3,462,996.12
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Solution
The fourth proportional to 14,245,684.92, 21,368,369.73 and 3,462,996.12 is: 5,194,455.86
Step by Step Solution
- Step 1: Write the proportion equation
14,245,684.92 : 21,368,369.73 = 3,462,996.12 : x - Step 2: Convert to fraction form
14,245,684.92/21,368,369.73 = 3,462,996.12/x - Step 3: Cross multiply
14,245,684.92x = 21,368,369.73 × 3,462,996.12 - Step 4: Simplify right side
14,245,684.92x = 73,998,581,465,715.45 - Step 5: Solve for x
x = 73,998,581,465,715.45/14,245,684.92 - Step 6: Final answer
x = 5,194,455.86
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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.