Finding the Fourth Proportional to 16,282,839.24, 22,470,318.24 and 8,940,672.36
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Solution
The fourth proportional to 16,282,839.24, 22,470,318.24 and 8,940,672.36 is: 12,338,127.91
Step by Step Solution
- Step 1: Write the proportion equation
16,282,839.24 : 22,470,318.24 = 8,940,672.36 : x - Step 2: Convert to fraction form
16,282,839.24/22,470,318.24 = 8,940,672.36/x - Step 3: Cross multiply
16,282,839.24x = 22,470,318.24 × 8,940,672.36 - Step 4: Simplify right side
16,282,839.24x = 200,899,753,208,771.81 - Step 5: Solve for x
x = 200,899,753,208,771.81/16,282,839.24 - Step 6: Final answer
x = 12,338,127.91
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1.5x scale
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.