Finding the Fourth Proportional to 24,990,741.36, 34,486,968.11 and 13,977,464.79
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Solution
The fourth proportional to 24,990,741.36, 34,486,968.11 and 13,977,464.79 is: 19,288,758.80
Step by Step Solution
- Step 1: Write the proportion equation
24,990,741.36 : 34,486,968.11 = 13,977,464.79 : x - Step 2: Convert to fraction form
24,990,741.36/34,486,968.11 = 13,977,464.79/x - Step 3: Cross multiply
24,990,741.36x = 34,486,968.11 × 13,977,464.79 - Step 4: Simplify right side
24,990,741.36x = 482,040,382,401,490.44 - Step 5: Solve for x
x = 482,040,382,401,490.44/24,990,741.36 - Step 6: Final answer
x = 19,288,758.80
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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.