Finding the Fourth Proportional to 57,958,774.20, 86,863,511.70 and 44,428,534.20
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Solution
The fourth proportional to 57,958,774.20, 86,863,511.70 and 44,428,534.20 is: 66,585,578.35
Step by Step Solution
- Step 1: Write the proportion equation
57,958,774.20 : 86,863,511.70 = 44,428,534.20 : x - Step 2: Convert to fraction form
57,958,774.20/86,863,511.70 = 44,428,534.20/x - Step 3: Cross multiply
57,958,774.20x = 86,863,511.70 × 44,428,534.20 - Step 4: Simplify right side
57,958,774.20x = 3,859,218,500,295,550.50 - Step 5: Solve for x
x = 3,859,218,500,295,550.50/57,958,774.20 - Step 6: Final answer
x = 66,585,578.35
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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.