Finding the Fourth Proportional to 12,465,562.24, 17,202,492.48 and 7,033,559.68
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Solution
The fourth proportional to 12,465,562.24, 17,202,492.48 and 7,033,559.68 is: 9,706,321.72
Step by Step Solution
- Step 1: Write the proportion equation
12,465,562.24 : 17,202,492.48 = 7,033,559.68 : x - Step 2: Convert to fraction form
12,465,562.24/17,202,492.48 = 7,033,559.68/x - Step 3: Cross multiply
12,465,562.24x = 17,202,492.48 × 7,033,559.68 - Step 4: Simplify right side
12,465,562.24x = 120,994,757,502,831.20 - Step 5: Solve for x
x = 120,994,757,502,831.20/12,465,562.24 - Step 6: Final answer
x = 9,706,321.72
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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.