Finding the Fourth Proportional to 7,585,426.79, 11,375,768.50 and 2,535,556.31
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Solution
The fourth proportional to 7,585,426.79, 11,375,768.50 and 2,535,556.31 is: 3,802,541.69
Step by Step Solution
- Step 1: Write the proportion equation
7,585,426.79 : 11,375,768.50 = 2,535,556.31 : x - Step 2: Convert to fraction form
7,585,426.79/11,375,768.50 = 2,535,556.31/x - Step 3: Cross multiply
7,585,426.79x = 11,375,768.50 × 2,535,556.31 - Step 4: Simplify right side
7,585,426.79x = 28,843,901,623,374.77 - Step 5: Solve for x
x = 28,843,901,623,374.77/7,585,426.79 - Step 6: Final answer
x = 3,802,541.69
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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.