Finding the Fourth Proportional to 16,279,008.10, 22,463,614.36 and 8,936,811.70
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Solution
The fourth proportional to 16,279,008.10, 22,463,614.36 and 8,936,811.70 is: 12,332,022.34
Step by Step Solution
- Step 1: Write the proportion equation
16,279,008.10 : 22,463,614.36 = 8,936,811.70 : x - Step 2: Convert to fraction form
16,279,008.10/22,463,614.36 = 8,936,811.70/x - Step 3: Cross multiply
16,279,008.10x = 22,463,614.36 × 8,936,811.70 - Step 4: Simplify right side
16,279,008.10x = 200,753,091,636,736 - Step 5: Solve for x
x = 200,753,091,636,736/16,279,008.10 - Step 6: Final answer
x = 12,332,022.34
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1.5x scale
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.