Finding the Fourth Proportional to 7,113,357.11, 10,670,043.36 and 3,329,497.19
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Solution
The fourth proportional to 7,113,357.11, 10,670,043.36 and 3,329,497.19 is: 4,994,249.39
Step by Step Solution
- Step 1: Write the proportion equation
7,113,357.11 : 10,670,043.36 = 3,329,497.19 : x - Step 2: Convert to fraction form
7,113,357.11/10,670,043.36 = 3,329,497.19/x - Step 3: Cross multiply
7,113,357.11x = 10,670,043.36 × 3,329,497.19 - Step 4: Simplify right side
7,113,357.11x = 35,525,879,370,960.60 - Step 5: Solve for x
x = 35,525,879,370,960.60/7,113,357.11 - Step 6: Final answer
x = 4,994,249.39
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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.