Finding the Fourth Proportional to 17,963,212.66, 24,789,243.70 and 9,703,274.92
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Solution
The fourth proportional to 17,963,212.66, 24,789,243.70 and 9,703,274.92 is: 13,390,524.92
Step by Step Solution
- Step 1: Write the proportion equation
17,963,212.66 : 24,789,243.70 = 9,703,274.92 : x - Step 2: Convert to fraction form
17,963,212.66/24,789,243.70 = 9,703,274.92/x - Step 3: Cross multiply
17,963,212.66x = 24,789,243.70 × 9,703,274.92 - Step 4: Simplify right side
17,963,212.66x = 240,536,846,679,978 - Step 5: Solve for x
x = 240,536,846,679,978/17,963,212.66 - Step 6: Final answer
x = 13,390,524.92
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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.