Finding the Fourth Proportional to 8,148,794.09, 11,244,677.67 and 4,711,256.56
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Solution
The fourth proportional to 8,148,794.09, 11,244,677.67 and 4,711,256.56 is: 6,501,153.53
Step by Step Solution
- Step 1: Write the proportion equation
8,148,794.09 : 11,244,677.67 = 4,711,256.56 : x - Step 2: Convert to fraction form
8,148,794.09/11,244,677.67 = 4,711,256.56/x - Step 3: Cross multiply
8,148,794.09x = 11,244,677.67 × 4,711,256.56 - Step 4: Simplify right side
8,148,794.09x = 52,976,561,437,873.01 - Step 5: Solve for x
x = 52,976,561,437,873.01/8,148,794.09 - Step 6: Final answer
x = 6,501,153.53
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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.