Finding the Fourth Proportional to 10,058,708.13, 15,090,311.88 and 3,668,960.49
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Solution
The fourth proportional to 10,058,708.13, 15,090,311.88 and 3,668,960.49 is: 5,504,261.32
Step by Step Solution
- Step 1: Write the proportion equation
10,058,708.13 : 15,090,311.88 = 3,668,960.49 : x - Step 2: Convert to fraction form
10,058,708.13/15,090,311.88 = 3,668,960.49/x - Step 3: Cross multiply
10,058,708.13x = 15,090,311.88 × 3,668,960.49 - Step 4: Simplify right side
10,058,708.13x = 55,365,758,069,497.62 - Step 5: Solve for x
x = 55,365,758,069,497.62/10,058,708.13 - Step 6: Final answer
x = 5,504,261.32
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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.