Finding the Fourth Proportional to 19,521,771.53, 29,282,509.87 and 5,874,859.13
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Solution
The fourth proportional to 19,521,771.53, 29,282,509.87 and 5,874,859.13 is: 8,812,244.32
Step by Step Solution
- Step 1: Write the proportion equation
19,521,771.53 : 29,282,509.87 = 5,874,859.13 : x - Step 2: Convert to fraction form
19,521,771.53/29,282,509.87 = 5,874,859.13/x - Step 3: Cross multiply
19,521,771.53x = 29,282,509.87 × 5,874,859.13 - Step 4: Simplify right side
19,521,771.53x = 172,030,620,297,984.91 - Step 5: Solve for x
x = 172,030,620,297,984.91/19,521,771.53 - Step 6: Final answer
x = 8,812,244.32
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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.