Finding the Fourth Proportional to 16,635,471.70, 24,953,207.55 and 5,276,809.30
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Solution
The fourth proportional to 16,635,471.70, 24,953,207.55 and 5,276,809.30 is: 7,915,213.95
Step by Step Solution
- Step 1: Write the proportion equation
16,635,471.70 : 24,953,207.55 = 5,276,809.30 : x - Step 2: Convert to fraction form
16,635,471.70/24,953,207.55 = 5,276,809.30/x - Step 3: Cross multiply
16,635,471.70x = 24,953,207.55 × 5,276,809.30 - Step 4: Simplify right side
16,635,471.70x = 131,673,317,664,670.22 - Step 5: Solve for x
x = 131,673,317,664,670.22/16,635,471.70 - Step 6: Final answer
x = 7,915,213.95
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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.