Finding the Fourth Proportional to 15,792,273.09, 21,792,935.42 and 8,823,002.99
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Solution
The fourth proportional to 15,792,273.09, 21,792,935.42 and 8,823,002.99 is: 12,175,519.84
Step by Step Solution
- Step 1: Write the proportion equation
15,792,273.09 : 21,792,935.42 = 8,823,002.99 : x - Step 2: Convert to fraction form
15,792,273.09/21,792,935.42 = 8,823,002.99/x - Step 3: Cross multiply
15,792,273.09x = 21,792,935.42 × 8,823,002.99 - Step 4: Simplify right side
15,792,273.09x = 192,279,134,432,138.44 - Step 5: Solve for x
x = 192,279,134,432,138.44/15,792,273.09 - Step 6: Final answer
x = 12,175,519.84
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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.