Finding the Fourth Proportional to 16,694,503.20, 25,058,343.60 and 8,184,448.80
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Solution
The fourth proportional to 16,694,503.20, 25,058,343.60 and 8,184,448.80 is: 12,284,805.83
Step by Step Solution
- Step 1: Write the proportion equation
16,694,503.20 : 25,058,343.60 = 8,184,448.80 : x - Step 2: Convert to fraction form
16,694,503.20/25,058,343.60 = 8,184,448.80/x - Step 3: Cross multiply
16,694,503.20x = 25,058,343.60 × 8,184,448.80 - Step 4: Simplify right side
16,694,503.20x = 205,088,730,207,007.69 - Step 5: Solve for x
x = 205,088,730,207,007.69/16,694,503.20 - Step 6: Final answer
x = 12,284,805.83
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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.