Finding the Fourth Proportional to 7,382,992.35, 11,058,545.28 and 7,202,302.41
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Solution
The fourth proportional to 7,382,992.35, 11,058,545.28 and 7,202,302.41 is: 10,787,900.56
Step by Step Solution
- Step 1: Write the proportion equation
7,382,992.35 : 11,058,545.28 = 7,202,302.41 : x - Step 2: Convert to fraction form
7,382,992.35/11,058,545.28 = 7,202,302.41/x - Step 3: Cross multiply
7,382,992.35x = 11,058,545.28 × 7,202,302.41 - Step 4: Simplify right side
7,382,992.35x = 79,646,987,321,238.12 - Step 5: Solve for x
x = 79,646,987,321,238.12/7,382,992.35 - Step 6: Final answer
x = 10,787,900.56
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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.