Finding the Fourth Proportional to 22,067,957.84, 30,457,997.99 and 14,612,469.88
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Solution
The fourth proportional to 22,067,957.84, 30,457,997.99 and 14,612,469.88 is: 20,168,000.20
Step by Step Solution
- Step 1: Write the proportion equation
22,067,957.84 : 30,457,997.99 = 14,612,469.88 : x - Step 2: Convert to fraction form
22,067,957.84/30,457,997.99 = 14,612,469.88/x - Step 3: Cross multiply
22,067,957.84x = 30,457,997.99 × 14,612,469.88 - Step 4: Simplify right side
22,067,957.84x = 445,066,578,237,764 - Step 5: Solve for x
x = 445,066,578,237,764/22,067,957.84 - Step 6: Final answer
x = 20,168,000.20
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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.