Finding the Fourth Proportional to 27,880,736.12, 41,804,865.70 and 10,821,480.02
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Solution
The fourth proportional to 27,880,736.12, 41,804,865.70 and 10,821,480.02 is: 16,225,917.31
Step by Step Solution
- Step 1: Write the proportion equation
27,880,736.12 : 41,804,865.70 = 10,821,480.02 : x - Step 2: Convert to fraction form
27,880,736.12/41,804,865.70 = 10,821,480.02/x - Step 3: Cross multiply
27,880,736.12x = 41,804,865.70 × 10,821,480.02 - Step 4: Simplify right side
27,880,736.12x = 452,390,518,892,894.38 - Step 5: Solve for x
x = 452,390,518,892,894.38/27,880,736.12 - Step 6: Final answer
x = 16,225,917.31
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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.