Finding the Fourth Proportional to 10,703,827.62, 14,771,289.87 and 5,809,048.38
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Solution
The fourth proportional to 10,703,827.62, 14,771,289.87 and 5,809,048.38 is: 8,016,490.97
Step by Step Solution
- Step 1: Write the proportion equation
10,703,827.62 : 14,771,289.87 = 5,809,048.38 : x - Step 2: Convert to fraction form
10,703,827.62/14,771,289.87 = 5,809,048.38/x - Step 3: Cross multiply
10,703,827.62x = 14,771,289.87 × 5,809,048.38 - Step 4: Simplify right side
10,703,827.62x = 85,807,137,489,833.91 - Step 5: Solve for x
x = 85,807,137,489,833.91/10,703,827.62 - Step 6: Final answer
x = 8,016,490.97
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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.