Finding the Fourth Proportional to 5,275,655.87, 7,913,471.49 and 3,465,447.26
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Solution
The fourth proportional to 5,275,655.87, 7,913,471.49 and 3,465,447.26 is: 5,198,162.80
Step by Step Solution
- Step 1: Write the proportion equation
5,275,655.87 : 7,913,471.49 = 3,465,447.26 : x - Step 2: Convert to fraction form
5,275,655.87/7,913,471.49 = 3,465,447.26/x - Step 3: Cross multiply
5,275,655.87x = 7,913,471.49 × 3,465,447.26 - Step 4: Simplify right side
5,275,655.87x = 27,423,718,052,541.26 - Step 5: Solve for x
x = 27,423,718,052,541.26/5,275,655.87 - Step 6: Final answer
x = 5,198,162.80
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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.