Finding the Fourth Proportional to 5,538,968.97, 8,301,464.59 and 2,807,202.77
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Solution
The fourth proportional to 5,538,968.97, 8,301,464.59 and 2,807,202.77 is: 4,207,262.12
Step by Step Solution
- Step 1: Write the proportion equation
5,538,968.97 : 8,301,464.59 = 2,807,202.77 : x - Step 2: Convert to fraction form
5,538,968.97/8,301,464.59 = 2,807,202.77/x - Step 3: Cross multiply
5,538,968.97x = 8,301,464.59 × 2,807,202.77 - Step 4: Simplify right side
5,538,968.97x = 23,303,894,364,522.08 - Step 5: Solve for x
x = 23,303,894,364,522.08/5,538,968.97 - Step 6: Final answer
x = 4,207,262.12
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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.