Finding the Fourth Proportional to 46,245,032.69, 69,383,035.49 and 15,122,125.12
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Solution
The fourth proportional to 46,245,032.69, 69,383,035.49 and 15,122,125.12 is: 22,688,251.75
Step by Step Solution
- Step 1: Write the proportion equation
46,245,032.69 : 69,383,035.49 = 15,122,125.12 : x - Step 2: Convert to fraction form
46,245,032.69/69,383,035.49 = 15,122,125.12/x - Step 3: Cross multiply
46,245,032.69x = 69,383,035.49 × 15,122,125.12 - Step 4: Simplify right side
46,245,032.69x = 1,049,218,943,749,528.38 - Step 5: Solve for x
x = 1,049,218,943,749,528.38/46,245,032.69 - Step 6: Final answer
x = 22,688,251.75
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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.