Finding the Fourth Proportional to 30,438,754.24, 45,703,673.88 and 26,352,711.94
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Solution
The fourth proportional to 30,438,754.24, 45,703,673.88 and 26,352,711.94 is: 39,568,496.89
Step by Step Solution
- Step 1: Write the proportion equation
30,438,754.24 : 45,703,673.88 = 26,352,711.94 : x - Step 2: Convert to fraction form
30,438,754.24/45,703,673.88 = 26,352,711.94/x - Step 3: Cross multiply
30,438,754.24x = 45,703,673.88 × 26,352,711.94 - Step 4: Simplify right side
30,438,754.24x = 1,204,415,752,359,342.25 - Step 5: Solve for x
x = 1,204,415,752,359,342.25/30,438,754.24 - Step 6: Final answer
x = 39,568,496.89
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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.