Finding the Fourth Proportional to 5,027,464.18, 6,938,618.25 and 2,822,559.94
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Solution
The fourth proportional to 5,027,464.18, 6,938,618.25 and 2,822,559.94 is: 3,895,535.64
Step by Step Solution
- Step 1: Write the proportion equation
5,027,464.18 : 6,938,618.25 = 2,822,559.94 : x - Step 2: Convert to fraction form
5,027,464.18/6,938,618.25 = 2,822,559.94/x - Step 3: Cross multiply
5,027,464.18x = 6,938,618.25 × 2,822,559.94 - Step 4: Simplify right side
5,027,464.18x = 19,584,665,911,402.91 - Step 5: Solve for x
x = 19,584,665,911,402.91/5,027,464.18 - Step 6: Final answer
x = 3,895,535.64
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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.