Finding the Fourth Proportional to 16,131,202.56, 24,196,781.84 and 7,490,578.08
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Solution
The fourth proportional to 16,131,202.56, 24,196,781.84 and 7,490,578.08 is: 11,235,856.91
Step by Step Solution
- Step 1: Write the proportion equation
16,131,202.56 : 24,196,781.84 = 7,490,578.08 : x - Step 2: Convert to fraction form
16,131,202.56/24,196,781.84 = 7,490,578.08/x - Step 3: Cross multiply
16,131,202.56x = 24,196,781.84 × 7,490,578.08 - Step 4: Simplify right side
16,131,202.56x = 181,247,883,675,972.53 - Step 5: Solve for x
x = 181,247,883,675,972.53/16,131,202.56 - Step 6: Final answer
x = 11,235,856.91
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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.