Finding the Fourth Proportional to 11,539,365.08, 15,923,255.04 and 6,382,615.64
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Solution
The fourth proportional to 11,539,365.08, 15,923,255.04 and 6,382,615.64 is: 8,807,418.43
Step by Step Solution
- Step 1: Write the proportion equation
11,539,365.08 : 15,923,255.04 = 6,382,615.64 : x - Step 2: Convert to fraction form
11,539,365.08/15,923,255.04 = 6,382,615.64/x - Step 3: Cross multiply
11,539,365.08x = 15,923,255.04 × 6,382,615.64 - Step 4: Simplify right side
11,539,365.08x = 101,632,016,658,012.81 - Step 5: Solve for x
x = 101,632,016,658,012.81/11,539,365.08 - Step 6: Final answer
x = 8,807,418.43
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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.