Finding the Fourth Proportional to 7,656,208.50, 11,480,406.93 and 2,536,791.42
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Solution
The fourth proportional to 7,656,208.50, 11,480,406.93 and 2,536,791.42 is: 3,803,892.98
Step by Step Solution
- Step 1: Write the proportion equation
7,656,208.50 : 11,480,406.93 = 2,536,791.42 : x - Step 2: Convert to fraction form
7,656,208.50/11,480,406.93 = 2,536,791.42/x - Step 3: Cross multiply
7,656,208.50x = 11,480,406.93 × 2,536,791.42 - Step 4: Simplify right side
7,656,208.50x = 29,123,397,798,132.54 - Step 5: Solve for x
x = 29,123,397,798,132.54/7,656,208.50 - Step 6: Final answer
x = 3,803,892.98
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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.