Finding the Fourth Proportional to 25,579,253.37, 38,374,909.82 and 8,307,396.09
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Solution
The fourth proportional to 25,579,253.37, 38,374,909.82 and 8,307,396.09 is: 12,463,052.43
Step by Step Solution
- Step 1: Write the proportion equation
25,579,253.37 : 38,374,909.82 = 8,307,396.09 : x - Step 2: Convert to fraction form
25,579,253.37/38,374,909.82 = 8,307,396.09/x - Step 3: Cross multiply
25,579,253.37x = 38,374,909.82 × 8,307,396.09 - Step 4: Simplify right side
25,579,253.37x = 318,795,575,751,233.62 - Step 5: Solve for x
x = 318,795,575,751,233.62/25,579,253.37 - Step 6: Final answer
x = 12,463,052.43
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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.