Finding the Fourth Proportional to 7,559,173.53, 10,429,788.83 and 4,618,233.63
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Solution
The fourth proportional to 7,559,173.53, 10,429,788.83 and 4,618,233.63 is: 6,372,019.55
Step by Step Solution
- Step 1: Write the proportion equation
7,559,173.53 : 10,429,788.83 = 4,618,233.63 : x - Step 2: Convert to fraction form
7,559,173.53/10,429,788.83 = 4,618,233.63/x - Step 3: Cross multiply
7,559,173.53x = 10,429,788.83 × 4,618,233.63 - Step 4: Simplify right side
7,559,173.53x = 48,167,201,505,413.18 - Step 5: Solve for x
x = 48,167,201,505,413.18/7,559,173.53 - Step 6: Final answer
x = 6,372,019.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.