Finding the Fourth Proportional to 7,589,392.97, 10,473,358.79 and 4,151,633.09
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Solution
The fourth proportional to 7,589,392.97, 10,473,358.79 and 4,151,633.09 is: 5,729,251.74
Step by Step Solution
- Step 1: Write the proportion equation
7,589,392.97 : 10,473,358.79 = 4,151,633.09 : x - Step 2: Convert to fraction form
7,589,392.97/10,473,358.79 = 4,151,633.09/x - Step 3: Cross multiply
7,589,392.97x = 10,473,358.79 × 4,151,633.09 - Step 4: Simplify right side
7,589,392.97x = 43,481,542,874,018.65 - Step 5: Solve for x
x = 43,481,542,874,018.65/7,589,392.97 - Step 6: Final answer
x = 5,729,251.74
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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.