Finding the Fourth Proportional to 13,552,225.56, 20,328,600.47 and 3,317,173.09
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Solution
The fourth proportional to 13,552,225.56, 20,328,600.47 and 3,317,173.09 is: 4,975,823.79
Step by Step Solution
- Step 1: Write the proportion equation
13,552,225.56 : 20,328,600.47 = 3,317,173.09 : x - Step 2: Convert to fraction form
13,552,225.56/20,328,600.47 = 3,317,173.09/x - Step 3: Cross multiply
13,552,225.56x = 20,328,600.47 × 3,317,173.09 - Step 4: Simplify right side
13,552,225.56x = 67,433,486,369,037.98 - Step 5: Solve for x
x = 67,433,486,369,037.98/13,552,225.56 - Step 6: Final answer
x = 4,975,823.79
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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.