Finding the Fourth Proportional to 17,223,173.97, 25,825,790.84 and 8,122,828.11
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Solution
The fourth proportional to 17,223,173.97, 25,825,790.84 and 8,122,828.11 is: 12,180,011.66
Step by Step Solution
- Step 1: Write the proportion equation
17,223,173.97 : 25,825,790.84 = 8,122,828.11 : x - Step 2: Convert to fraction form
17,223,173.97/25,825,790.84 = 8,122,828.11/x - Step 3: Cross multiply
17,223,173.97x = 25,825,790.84 × 8,122,828.11 - Step 4: Simplify right side
17,223,173.97x = 209,778,459,788,597.22 - Step 5: Solve for x
x = 209,778,459,788,597.22/17,223,173.97 - Step 6: Final answer
x = 12,180,011.66
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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.