Finding the Fourth Proportional to 5,065,489.36, 6,990,305.64 and 2,773,650.16
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Solution
The fourth proportional to 5,065,489.36, 6,990,305.64 and 2,773,650.16 is: 3,827,599.07
Step by Step Solution
- Step 1: Write the proportion equation
5,065,489.36 : 6,990,305.64 = 2,773,650.16 : x - Step 2: Convert to fraction form
5,065,489.36/6,990,305.64 = 2,773,650.16/x - Step 3: Cross multiply
5,065,489.36x = 6,990,305.64 × 2,773,650.16 - Step 4: Simplify right side
5,065,489.36x = 19,388,662,356,834.90 - Step 5: Solve for x
x = 19,388,662,356,834.90/5,065,489.36 - Step 6: Final answer
x = 3,827,599.07
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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.