Finding the Fourth Proportional to 5,372,567.70, 8,058,851.55 and 1,826,711.70
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Solution
The fourth proportional to 5,372,567.70, 8,058,851.55 and 1,826,711.70 is: 2,740,067.55
Step by Step Solution
- Step 1: Write the proportion equation
5,372,567.70 : 8,058,851.55 = 1,826,711.70 : x - Step 2: Convert to fraction form
5,372,567.70/8,058,851.55 = 1,826,711.70/x - Step 3: Cross multiply
5,372,567.70x = 8,058,851.55 × 1,826,711.70 - Step 4: Simplify right side
5,372,567.70x = 14,721,198,414,948.13 - Step 5: Solve for x
x = 14,721,198,414,948.13/5,372,567.70 - Step 6: Final answer
x = 2,740,067.55
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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.