Finding the Fourth Proportional to 27,202,400.20, 40,825,907.70 and 26,989,823.80
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Solution
The fourth proportional to 27,202,400.20, 40,825,907.70 and 26,989,823.80 is: 40,506,868.78
Step by Step Solution
- Step 1: Write the proportion equation
27,202,400.20 : 40,825,907.70 = 26,989,823.80 : x - Step 2: Convert to fraction form
27,202,400.20/40,825,907.70 = 26,989,823.80/x - Step 3: Cross multiply
27,202,400.20x = 40,825,907.70 × 26,989,823.80 - Step 4: Simplify right side
27,202,400.20x = 1,101,884,055,298,063.38 - Step 5: Solve for x
x = 1,101,884,055,298,063.38/27,202,400.20 - Step 6: Final answer
x = 40,506,868.78
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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.