Finding the Fourth Proportional to 5,224,026.93, 7,208,761.67 and 2,931,744.75
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Solution
The fourth proportional to 5,224,026.93, 7,208,761.67 and 2,931,744.75 is: 4,045,585.80
Step by Step Solution
- Step 1: Write the proportion equation
5,224,026.93 : 7,208,761.67 = 2,931,744.75 : x - Step 2: Convert to fraction form
5,224,026.93/7,208,761.67 = 2,931,744.75/x - Step 3: Cross multiply
5,224,026.93x = 7,208,761.67 × 2,931,744.75 - Step 4: Simplify right side
5,224,026.93x = 21,134,249,165,365.01 - Step 5: Solve for x
x = 21,134,249,165,365.01/5,224,026.93 - Step 6: Final answer
x = 4,045,585.80
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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.