Finding the Fourth Proportional to 10,605,255.36, 15,907,781.36 and 6,284,195.12
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Solution
The fourth proportional to 10,605,255.36, 15,907,781.36 and 6,284,195.12 is: 9,426,232.43
Step by Step Solution
- Step 1: Write the proportion equation
10,605,255.36 : 15,907,781.36 = 6,284,195.12 : x - Step 2: Convert to fraction form
10,605,255.36/15,907,781.36 = 6,284,195.12/x - Step 3: Cross multiply
10,605,255.36x = 15,907,781.36 × 6,284,195.12 - Step 4: Simplify right side
10,605,255.36x = 99,967,601,992,538.97 - Step 5: Solve for x
x = 99,967,601,992,538.97/10,605,255.36 - Step 6: Final answer
x = 9,426,232.43
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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.