Finding the Fourth Proportional to 9,212,432.24, 13,820,419.56 and 3,532,213.56
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Solution
The fourth proportional to 9,212,432.24, 13,820,419.56 and 3,532,213.56 is: 5,298,999.45
Step by Step Solution
- Step 1: Write the proportion equation
9,212,432.24 : 13,820,419.56 = 3,532,213.56 : x - Step 2: Convert to fraction form
9,212,432.24/13,820,419.56 = 3,532,213.56/x - Step 3: Cross multiply
9,212,432.24x = 13,820,419.56 × 3,532,213.56 - Step 4: Simplify right side
9,212,432.24x = 48,816,673,374,721.23 - Step 5: Solve for x
x = 48,816,673,374,721.23/9,212,432.24 - Step 6: Final answer
x = 5,298,999.45
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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.