Finding the Fourth Proportional to 44,286,898.80, 66,430,348.20 and 27,192,140.40
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Solution
The fourth proportional to 44,286,898.80, 66,430,348.20 and 27,192,140.40 is: 40,788,210.60
Step by Step Solution
- Step 1: Write the proportion equation
44,286,898.80 : 66,430,348.20 = 27,192,140.40 : x - Step 2: Convert to fraction form
44,286,898.80/66,430,348.20 = 27,192,140.40/x - Step 3: Cross multiply
44,286,898.80x = 66,430,348.20 × 27,192,140.40 - Step 4: Simplify right side
44,286,898.80x = 1,806,383,355,075,287.25 - Step 5: Solve for x
x = 1,806,383,355,075,287.25/44,286,898.80 - Step 6: Final answer
x = 40,788,210.60
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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.