Finding the Fourth Proportional to 16,129,215.20, 24,193,823.20 and 16,129,215.20
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Solution
The fourth proportional to 16,129,215.20, 24,193,823.20 and 16,129,215.20 is: 24,193,823.20
Step by Step Solution
- Step 1: Write the proportion equation
16,129,215.20 : 24,193,823.20 = 16,129,215.20 : x - Step 2: Convert to fraction form
16,129,215.20/24,193,823.20 = 16,129,215.20/x - Step 3: Cross multiply
16,129,215.20x = 24,193,823.20 × 16,129,215.20 - Step 4: Simplify right side
16,129,215.20x = 390,227,380,903,552.62 - Step 5: Solve for x
x = 390,227,380,903,552.62/16,129,215.20 - Step 6: Final answer
x = 24,193,823.20
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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.