Finding the Fourth Proportional to 9,737,258.09, 13,436,245.48 and 5,608,631.97
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Solution
The fourth proportional to 9,737,258.09, 13,436,245.48 and 5,608,631.97 is: 7,739,237.81
Step by Step Solution
- Step 1: Write the proportion equation
9,737,258.09 : 13,436,245.48 = 5,608,631.97 : x - Step 2: Convert to fraction form
9,737,258.09/13,436,245.48 = 5,608,631.97/x - Step 3: Cross multiply
9,737,258.09x = 13,436,245.48 × 5,608,631.97 - Step 4: Simplify right side
9,737,258.09x = 75,358,955,955,896 - Step 5: Solve for x
x = 75,358,955,955,896/9,737,258.09 - Step 6: Final answer
x = 7,739,237.81
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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.