Finding the Fourth Proportional to 5,370,399.47, 7,411,182.09 and 2,923,004.68
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Solution
The fourth proportional to 5,370,399.47, 7,411,182.09 and 2,923,004.68 is: 4,033,763.23
Step by Step Solution
- Step 1: Write the proportion equation
5,370,399.47 : 7,411,182.09 = 2,923,004.68 : x - Step 2: Convert to fraction form
5,370,399.47/7,411,182.09 = 2,923,004.68/x - Step 3: Cross multiply
5,370,399.47x = 7,411,182.09 × 2,923,004.68 - Step 4: Simplify right side
5,370,399.47x = 21,662,919,896,346.27 - Step 5: Solve for x
x = 21,662,919,896,346.27/5,370,399.47 - Step 6: Final answer
x = 4,033,763.23
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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.