Finding the Fourth Proportional to 5,032,335.20, 7,542,204.16 and 3,963,154.56
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Solution
The fourth proportional to 5,032,335.20, 7,542,204.16 and 3,963,154.56 is: 5,939,771.42
Step by Step Solution
- Step 1: Write the proportion equation
5,032,335.20 : 7,542,204.16 = 3,963,154.56 : x - Step 2: Convert to fraction form
5,032,335.20/7,542,204.16 = 3,963,154.56/x - Step 3: Cross multiply
5,032,335.20x = 7,542,204.16 × 3,963,154.56 - Step 4: Simplify right side
5,032,335.20x = 29,890,920,809,154.97 - Step 5: Solve for x
x = 29,890,920,809,154.97/5,032,335.20 - Step 6: Final answer
x = 5,939,771.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.