Finding the Fourth Proportional to 9,159,201.48, 13,738,849.68 and 5,370,027.18
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Solution
The fourth proportional to 9,159,201.48, 13,738,849.68 and 5,370,027.18 is: 8,055,068.60
Step by Step Solution
- Step 1: Write the proportion equation
9,159,201.48 : 13,738,849.68 = 5,370,027.18 : x - Step 2: Convert to fraction form
9,159,201.48/13,738,849.68 = 5,370,027.18/x - Step 3: Cross multiply
9,159,201.48x = 13,738,849.68 × 5,370,027.18 - Step 4: Simplify right side
9,159,201.48x = 73,777,996,203,534.30 - Step 5: Solve for x
x = 73,777,996,203,534.30/9,159,201.48 - Step 6: Final answer
x = 8,055,068.60
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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.