Finding the Fourth Proportional to 25,167,148.49, 34,726,605.64 and 14,153,241.36
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Solution
The fourth proportional to 25,167,148.49, 34,726,605.64 and 14,153,241.36 is: 19,529,190.26
Step by Step Solution
- Step 1: Write the proportion equation
25,167,148.49 : 34,726,605.64 = 14,153,241.36 : x - Step 2: Convert to fraction form
25,167,148.49/34,726,605.64 = 14,153,241.36/x - Step 3: Cross multiply
25,167,148.49x = 34,726,605.64 × 14,153,241.36 - Step 4: Simplify right side
25,167,148.49x = 491,494,031,311,236.06 - Step 5: Solve for x
x = 491,494,031,311,236.06/25,167,148.49 - Step 6: Final answer
x = 19,529,190.26
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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.