Finding the Fourth Proportional to 5,442,249.87, 8,163,079.56 and 1,655,437.50
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Solution
The fourth proportional to 5,442,249.87, 8,163,079.56 and 1,655,437.50 is: 2,483,066.44
Step by Step Solution
- Step 1: Write the proportion equation
5,442,249.87 : 8,163,079.56 = 1,655,437.50 : x - Step 2: Convert to fraction form
5,442,249.87/8,163,079.56 = 1,655,437.50/x - Step 3: Cross multiply
5,442,249.87x = 8,163,079.56 × 1,655,437.50 - Step 4: Simplify right side
5,442,249.87x = 13,513,468,019,107.50 - Step 5: Solve for x
x = 13,513,468,019,107.50/5,442,249.87 - Step 6: Final answer
x = 2,483,066.44
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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.