Finding the Fourth Proportional to 16,129,224.80, 24,193,837.20 and 10,157,256.80
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Solution
The fourth proportional to 16,129,224.80, 24,193,837.20 and 10,157,256.80 is: 15,235,885.20
Step by Step Solution
- Step 1: Write the proportion equation
16,129,224.80 : 24,193,837.20 = 10,157,256.80 : x - Step 2: Convert to fraction form
16,129,224.80/24,193,837.20 = 10,157,256.80/x - Step 3: Cross multiply
16,129,224.80x = 24,193,837.20 × 10,157,256.80 - Step 4: Simplify right side
16,129,224.80x = 245,743,017,417,792.97 - Step 5: Solve for x
x = 245,743,017,417,792.97/16,129,224.80 - Step 6: Final answer
x = 15,235,885.20
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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.