Finding the Fourth Proportional to 11,339,387.52, 17,009,148.93 and 2,819,723.99
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Solution
The fourth proportional to 11,339,387.52, 17,009,148.93 and 2,819,723.99 is: 4,229,602.80
Step by Step Solution
- Step 1: Write the proportion equation
11,339,387.52 : 17,009,148.93 = 2,819,723.99 : x - Step 2: Convert to fraction form
11,339,387.52/17,009,148.93 = 2,819,723.99/x - Step 3: Cross multiply
11,339,387.52x = 17,009,148.93 × 2,819,723.99 - Step 4: Simplify right side
11,339,387.52x = 47,961,105,212,932.05 - Step 5: Solve for x
x = 47,961,105,212,932.05/11,339,387.52 - Step 6: Final answer
x = 4,229,602.80
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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.