Finding the Fourth Proportional to 10,144,860.09, 13,998,411.84 and 6,169,103.07
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Solution
The fourth proportional to 10,144,860.09, 13,998,411.84 and 6,169,103.07 is: 8,512,453.07
Step by Step Solution
- Step 1: Write the proportion equation
10,144,860.09 : 13,998,411.84 = 6,169,103.07 : x - Step 2: Convert to fraction form
10,144,860.09/13,998,411.84 = 6,169,103.07/x - Step 3: Cross multiply
10,144,860.09x = 13,998,411.84 × 6,169,103.07 - Step 4: Simplify right side
10,144,860.09x = 86,357,645,457,268.36 - Step 5: Solve for x
x = 86,357,645,457,268.36/10,144,860.09 - Step 6: Final answer
x = 8,512,453.07
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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.