Finding the Fourth Proportional to 5,125,363.26, 7,073,014.01 and 2,802,405.67
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Solution
The fourth proportional to 5,125,363.26, 7,073,014.01 and 2,802,405.67 is: 3,867,326.78
Step by Step Solution
- Step 1: Write the proportion equation
5,125,363.26 : 7,073,014.01 = 2,802,405.67 : x - Step 2: Convert to fraction form
5,125,363.26/7,073,014.01 = 2,802,405.67/x - Step 3: Cross multiply
5,125,363.26x = 7,073,014.01 × 2,802,405.67 - Step 4: Simplify right side
5,125,363.26x = 19,821,454,589,468.11 - Step 5: Solve for x
x = 19,821,454,589,468.11/5,125,363.26 - Step 6: Final answer
x = 3,867,326.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.