Finding the Fourth Proportional to 9,836,346.75, 13,575,134.37 and 7,351,251.36
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Solution
The fourth proportional to 9,836,346.75, 13,575,134.37 and 7,351,251.36 is: 10,145,456.19
Step by Step Solution
- Step 1: Write the proportion equation
9,836,346.75 : 13,575,134.37 = 7,351,251.36 : x - Step 2: Convert to fraction form
9,836,346.75/13,575,134.37 = 7,351,251.36/x - Step 3: Cross multiply
9,836,346.75x = 13,575,134.37 × 7,351,251.36 - Step 4: Simplify right side
9,836,346.75x = 99,794,224,999,645.23 - Step 5: Solve for x
x = 99,794,224,999,645.23/9,836,346.75 - Step 6: Final answer
x = 10,145,456.19
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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.