Finding the Fourth Proportional to 10,848,159.79, 14,969,471.09 and 6,437,125.38
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Solution
The fourth proportional to 10,848,159.79, 14,969,471.09 and 6,437,125.38 is: 8,882,645.92
Step by Step Solution
- Step 1: Write the proportion equation
10,848,159.79 : 14,969,471.09 = 6,437,125.38 : x - Step 2: Convert to fraction form
10,848,159.79/14,969,471.09 = 6,437,125.38/x - Step 3: Cross multiply
10,848,159.79x = 14,969,471.09 × 6,437,125.38 - Step 4: Simplify right side
10,848,159.79x = 96,360,362,278,615.27 - Step 5: Solve for x
x = 96,360,362,278,615.27/10,848,159.79 - Step 6: Final answer
x = 8,882,645.92
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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.