Finding the Fourth Proportional to 10,144,859.09, 13,998,410.46 and 6,169,102.07
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Solution
The fourth proportional to 10,144,859.09, 13,998,410.46 and 6,169,102.07 is: 8,512,451.69
Step by Step Solution
- Step 1: Write the proportion equation
10,144,859.09 : 13,998,410.46 = 6,169,102.07 : x - Step 2: Convert to fraction form
10,144,859.09/13,998,410.46 = 6,169,102.07/x - Step 3: Cross multiply
10,144,859.09x = 13,998,410.46 × 6,169,102.07 - Step 4: Simplify right side
10,144,859.09x = 86,357,622,875,503.61 - Step 5: Solve for x
x = 86,357,622,875,503.61/10,144,859.09 - Step 6: Final answer
x = 8,512,451.69
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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.