Finding the Fourth Proportional to 7,399,112.82, 10,207,941.02 and 4,497,444.96
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Solution
The fourth proportional to 7,399,112.82, 10,207,941.02 and 4,497,444.96 is: 6,204,751.03
Step by Step Solution
- Step 1: Write the proportion equation
7,399,112.82 : 10,207,941.02 = 4,497,444.96 : x - Step 2: Convert to fraction form
7,399,112.82/10,207,941.02 = 4,497,444.96/x - Step 3: Cross multiply
7,399,112.82x = 10,207,941.02 × 4,497,444.96 - Step 4: Simplify right side
7,399,112.82x = 45,909,652,892,376.26 - Step 5: Solve for x
x = 45,909,652,892,376.26/7,399,112.82 - Step 6: Final answer
x = 6,204,751.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.