Finding the Fourth Proportional to 24,121,612.88, 36,186,851.64 and 7,948,517.84
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Solution
The fourth proportional to 24,121,612.88, 36,186,851.64 and 7,948,517.84 is: 11,924,237.29
Step by Step Solution
- Step 1: Write the proportion equation
24,121,612.88 : 36,186,851.64 = 7,948,517.84 : x - Step 2: Convert to fraction form
24,121,612.88/36,186,851.64 = 7,948,517.84/x - Step 3: Cross multiply
24,121,612.88x = 36,186,851.64 × 7,948,517.84 - Step 4: Simplify right side
24,121,612.88x = 287,631,835,833,973.25 - Step 5: Solve for x
x = 287,631,835,833,973.25/24,121,612.88 - Step 6: Final answer
x = 11,924,237.29
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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.