Finding the Fourth Proportional to 10,641,544.21, 15,964,677.20 and 3,067,918.93
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Solution
The fourth proportional to 10,641,544.21, 15,964,677.20 and 3,067,918.93 is: 4,602,559.03
Step by Step Solution
- Step 1: Write the proportion equation
10,641,544.21 : 15,964,677.20 = 3,067,918.93 : x - Step 2: Convert to fraction form
10,641,544.21/15,964,677.20 = 3,067,918.93/x - Step 3: Cross multiply
10,641,544.21x = 15,964,677.20 × 3,067,918.93 - Step 4: Simplify right side
10,641,544.21x = 48,978,335,393,219.40 - Step 5: Solve for x
x = 48,978,335,393,219.40/10,641,544.21 - Step 6: Final answer
x = 4,602,559.03
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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.