Finding the Fourth Proportional to 17,528,571.59, 24,190,680.53 and 9,687,915.17
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Solution
The fourth proportional to 17,528,571.59, 24,190,680.53 and 9,687,915.17 is: 13,370,014.75
Step by Step Solution
- Step 1: Write the proportion equation
17,528,571.59 : 24,190,680.53 = 9,687,915.17 : x - Step 2: Convert to fraction form
17,528,571.59/24,190,680.53 = 9,687,915.17/x - Step 3: Cross multiply
17,528,571.59x = 24,190,680.53 × 9,687,915.17 - Step 4: Simplify right side
17,528,571.59x = 234,357,260,782,477 - Step 5: Solve for x
x = 234,357,260,782,477/17,528,571.59 - Step 6: Final answer
x = 13,370,014.75
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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.