Finding the Fourth Proportional to 47,969,677.58, 71,959,556.79 and 15,624,098.87
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Solution
The fourth proportional to 47,969,677.58, 71,959,556.79 and 15,624,098.87 is: 23,437,790.00
Step by Step Solution
- Step 1: Write the proportion equation
47,969,677.58 : 71,959,556.79 = 15,624,098.87 : x - Step 2: Convert to fraction form
47,969,677.58/71,959,556.79 = 15,624,098.87/x - Step 3: Cross multiply
47,969,677.58x = 71,959,556.79 × 15,624,098.87 - Step 4: Simplify right side
47,969,677.58x = 1,124,303,229,568,542.12 - Step 5: Solve for x
x = 1,124,303,229,568,542.12/47,969,677.58 - Step 6: Final answer
x = 23,437,790.00
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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.