Finding the Fourth Proportional to 8,588,549.48, 11,857,905.51 and 6,598,140.08
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Solution
The fourth proportional to 8,588,549.48, 11,857,905.51 and 6,598,140.08 is: 9,109,817.88
Step by Step Solution
- Step 1: Write the proportion equation
8,588,549.48 : 11,857,905.51 = 6,598,140.08 : x - Step 2: Convert to fraction form
8,588,549.48/11,857,905.51 = 6,598,140.08/x - Step 3: Cross multiply
8,588,549.48x = 11,857,905.51 × 6,598,140.08 - Step 4: Simplify right side
8,588,549.48x = 78,240,121,610,383.84 - Step 5: Solve for x
x = 78,240,121,610,383.84/8,588,549.48 - Step 6: Final answer
x = 9,109,817.88
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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.