Finding the Fourth Proportional to 5,477,296.17, 8,216,691.75 and 2,281,674.99
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Solution
The fourth proportional to 5,477,296.17, 8,216,691.75 and 2,281,674.99 is: 3,422,823.87
Step by Step Solution
- Step 1: Write the proportion equation
5,477,296.17 : 8,216,691.75 = 2,281,674.99 : x - Step 2: Convert to fraction form
5,477,296.17/8,216,691.75 = 2,281,674.99/x - Step 3: Cross multiply
5,477,296.17x = 8,216,691.75 × 2,281,674.99 - Step 4: Simplify right side
5,477,296.17x = 18,747,820,066,514.34 - Step 5: Solve for x
x = 18,747,820,066,514.34/5,477,296.17 - Step 6: Final answer
x = 3,422,823.87
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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.