Finding the Fourth Proportional to 5,226,655.07, 7,212,113.83 and 3,050,699.15
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Solution
The fourth proportional to 5,226,655.07, 7,212,113.83 and 3,050,699.15 is: 4,209,573.66
Step by Step Solution
- Step 1: Write the proportion equation
5,226,655.07 : 7,212,113.83 = 3,050,699.15 : x - Step 2: Convert to fraction form
5,226,655.07/7,212,113.83 = 3,050,699.15/x - Step 3: Cross multiply
5,226,655.07x = 7,212,113.83 × 3,050,699.15 - Step 4: Simplify right side
5,226,655.07x = 22,001,989,530,884.24 - Step 5: Solve for x
x = 22,001,989,530,884.24/5,226,655.07 - Step 6: Final answer
x = 4,209,573.66
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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.