Finding the Fourth Proportional to 17,490,405.36, 24,136,801.56 and 9,755,948.64
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Solution
The fourth proportional to 17,490,405.36, 24,136,801.56 and 9,755,948.64 is: 13,463,232.64
Step by Step Solution
- Step 1: Write the proportion equation
17,490,405.36 : 24,136,801.56 = 9,755,948.64 : x - Step 2: Convert to fraction form
17,490,405.36/24,136,801.56 = 9,755,948.64/x - Step 3: Cross multiply
17,490,405.36x = 24,136,801.56 × 9,755,948.64 - Step 4: Simplify right side
17,490,405.36x = 235,477,396,353,231.88 - Step 5: Solve for x
x = 235,477,396,353,231.88/17,490,405.36 - Step 6: Final answer
x = 13,463,232.64
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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.