Finding the Fourth Proportional to 75,923,974.68, 113,905,382.60 and 22,071,286.68
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Solution
The fourth proportional to 75,923,974.68, 113,905,382.60 and 22,071,286.68 is: 33,112,575.63
Step by Step Solution
- Step 1: Write the proportion equation
75,923,974.68 : 113,905,382.60 = 22,071,286.68 : x - Step 2: Convert to fraction form
75,923,974.68/113,905,382.60 = 22,071,286.68/x - Step 3: Cross multiply
75,923,974.68x = 113,905,382.60 × 22,071,286.68 - Step 4: Simplify right side
75,923,974.68x = 2,514,038,353,759,683.50 - Step 5: Solve for x
x = 2,514,038,353,759,683.50/75,923,974.68 - Step 6: Final answer
x = 33,112,575.63
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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.