Finding the Fourth Proportional to 44,286,809.70, 66,430,214.55 and 27,068,121.30
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Solution
The fourth proportional to 44,286,809.70, 66,430,214.55 and 27,068,121.30 is: 40,602,181.95
Step by Step Solution
- Step 1: Write the proportion equation
44,286,809.70 : 66,430,214.55 = 27,068,121.30 : x - Step 2: Convert to fraction form
44,286,809.70/66,430,214.55 = 27,068,121.30/x - Step 3: Cross multiply
44,286,809.70x = 66,430,214.55 × 27,068,121.30 - Step 4: Simplify right side
44,286,809.70x = 1,798,141,105,424,425 - Step 5: Solve for x
x = 1,798,141,105,424,425/44,286,809.70 - Step 6: Final answer
x = 40,602,181.95
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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.