Finding the Fourth Proportional to 7,442,112.74, 11,146,893.71 and 5,276,573.69
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Solution
The fourth proportional to 7,442,112.74, 11,146,893.71 and 5,276,573.69 is: 7,903,321.02
Step by Step Solution
- Step 1: Write the proportion equation
7,442,112.74 : 11,146,893.71 = 5,276,573.69 : x - Step 2: Convert to fraction form
7,442,112.74/11,146,893.71 = 5,276,573.69/x - Step 3: Cross multiply
7,442,112.74x = 11,146,893.71 × 5,276,573.69 - Step 4: Simplify right side
7,442,112.74x = 58,817,405,993,295.15 - Step 5: Solve for x
x = 58,817,405,993,295.15/7,442,112.74 - Step 6: Final answer
x = 7,903,321.02
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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.