Finding the Fourth Proportional to 30,772,958.24, 42,244,305.34 and 26,414,477.84
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Solution
The fourth proportional to 30,772,958.24, 42,244,305.34 and 26,414,477.84 is: 36,261,098.42
Step by Step Solution
- Step 1: Write the proportion equation
30,772,958.24 : 42,244,305.34 = 26,414,477.84 : x - Step 2: Convert to fraction form
30,772,958.24/42,244,305.34 = 26,414,477.84/x - Step 3: Cross multiply
30,772,958.24x = 42,244,305.34 × 26,414,477.84 - Step 4: Simplify right side
30,772,958.24x = 1,115,861,267,269,623.75 - Step 5: Solve for x
x = 1,115,861,267,269,623.75/30,772,958.24 - Step 6: Final answer
x = 36,261,098.42
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.