Finding the Fourth Proportional to 53,581,577.16, 80,374,545.21 and 25,523,615.12
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Solution
The fourth proportional to 53,581,577.16, 80,374,545.21 and 25,523,615.12 is: 38,286,460.87
Step by Step Solution
- Step 1: Write the proportion equation
53,581,577.16 : 80,374,545.21 = 25,523,615.12 : x - Step 2: Convert to fraction form
53,581,577.16/80,374,545.21 = 25,523,615.12/x - Step 3: Cross multiply
53,581,577.16x = 80,374,545.21 × 25,523,615.12 - Step 4: Simplify right side
53,581,577.16x = 2,051,448,957,284,611 - Step 5: Solve for x
x = 2,051,448,957,284,611/53,581,577.16 - Step 6: Final answer
x = 38,286,460.87
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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.