Finding the Fourth Proportional to 9,875,425.51, 13,628,107.13 and 5,524,584.49
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Solution
The fourth proportional to 9,875,425.51, 13,628,107.13 and 5,524,584.49 is: 7,623,937.74
Step by Step Solution
- Step 1: Write the proportion equation
9,875,425.51 : 13,628,107.13 = 5,524,584.49 : x - Step 2: Convert to fraction form
9,875,425.51/13,628,107.13 = 5,524,584.49/x - Step 3: Cross multiply
9,875,425.51x = 13,628,107.13 × 5,524,584.49 - Step 4: Simplify right side
9,875,425.51x = 75,289,629,216,763.22 - Step 5: Solve for x
x = 75,289,629,216,763.22/9,875,425.51 - Step 6: Final answer
x = 7,623,937.74
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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.