Finding the Fourth Proportional to 5,536,162.90, 8,313,101.70 and 4,189,845.70
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Solution
The fourth proportional to 5,536,162.90, 8,313,101.70 and 4,189,845.70 is: 6,291,471.92
Step by Step Solution
- Step 1: Write the proportion equation
5,536,162.90 : 8,313,101.70 = 4,189,845.70 : x - Step 2: Convert to fraction form
5,536,162.90/8,313,101.70 = 4,189,845.70/x - Step 3: Cross multiply
5,536,162.90x = 8,313,101.70 × 4,189,845.70 - Step 4: Simplify right side
5,536,162.90x = 34,830,613,411,407.69 - Step 5: Solve for x
x = 34,830,613,411,407.69/5,536,162.90 - Step 6: Final answer
x = 6,291,471.92
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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.