Finding the Fourth Proportional to 49,660,177.20, 74,492,598.60 and 15,582,634.80
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Solution
The fourth proportional to 49,660,177.20, 74,492,598.60 and 15,582,634.80 is: 23,374,684.20
Step by Step Solution
- Step 1: Write the proportion equation
49,660,177.20 : 74,492,598.60 = 15,582,634.80 : x - Step 2: Convert to fraction form
49,660,177.20/74,492,598.60 = 15,582,634.80/x - Step 3: Cross multiply
49,660,177.20x = 74,492,598.60 × 15,582,634.80 - Step 4: Simplify right side
49,660,177.20x = 1,160,790,959,286,791.25 - Step 5: Solve for x
x = 1,160,790,959,286,791.25/49,660,177.20 - Step 6: Final answer
x = 23,374,684.20
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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.