Finding the Fourth Proportional to 23,591,620.51, 32,539,665.84 and 15,747,177.68
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Solution
The fourth proportional to 23,591,620.51, 32,539,665.84 and 15,747,177.68 is: 21,719,911.09
Step by Step Solution
- Step 1: Write the proportion equation
23,591,620.51 : 32,539,665.84 = 15,747,177.68 : x - Step 2: Convert to fraction form
23,591,620.51/32,539,665.84 = 15,747,177.68/x - Step 3: Cross multiply
23,591,620.51x = 32,539,665.84 × 15,747,177.68 - Step 4: Simplify right side
23,591,620.51x = 512,407,899,846,474.50 - Step 5: Solve for x
x = 512,407,899,846,474.50/23,591,620.51 - Step 6: Final answer
x = 21,719,911.09
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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.