Finding the Fourth Proportional to 15,190,458.48, 22,785,635.88 and 6,215,010.48
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Solution
The fourth proportional to 15,190,458.48, 22,785,635.88 and 6,215,010.48 is: 9,322,494.51
Step by Step Solution
- Step 1: Write the proportion equation
15,190,458.48 : 22,785,635.88 = 6,215,010.48 : x - Step 2: Convert to fraction form
15,190,458.48/22,785,635.88 = 6,215,010.48/x - Step 3: Cross multiply
15,190,458.48x = 22,785,635.88 × 6,215,010.48 - Step 4: Simplify right side
15,190,458.48x = 141,612,965,787,664.03 - Step 5: Solve for x
x = 141,612,965,787,664.03/15,190,458.48 - Step 6: Final answer
x = 9,322,494.51
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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.