Finding the Fourth Proportional to 11,521,245.44, 15,899,223.84 and 6,364,498.70
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Solution
The fourth proportional to 11,521,245.44, 15,899,223.84 and 6,364,498.70 is: 8,782,955.80
Step by Step Solution
- Step 1: Write the proportion equation
11,521,245.44 : 15,899,223.84 = 6,364,498.70 : x - Step 2: Convert to fraction form
11,521,245.44/15,899,223.84 = 6,364,498.70/x - Step 3: Cross multiply
11,521,245.44x = 15,899,223.84 × 6,364,498.70 - Step 4: Simplify right side
11,521,245.44x = 101,190,589,460,689.02 - Step 5: Solve for x
x = 101,190,589,460,689.02/11,521,245.44 - Step 6: Final answer
x = 8,782,955.80
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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.