Finding the Fourth Proportional to 7,499,163.72, 10,349,483.19 and 4,236,577.38
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Solution
The fourth proportional to 7,499,163.72, 10,349,483.19 and 4,236,577.38 is: 5,846,836.80
Step by Step Solution
- Step 1: Write the proportion equation
7,499,163.72 : 10,349,483.19 = 4,236,577.38 : x - Step 2: Convert to fraction form
7,499,163.72/10,349,483.19 = 4,236,577.38/x - Step 3: Cross multiply
7,499,163.72x = 10,349,483.19 × 4,236,577.38 - Step 4: Simplify right side
7,499,163.72x = 43,846,386,377,444.24 - Step 5: Solve for x
x = 43,846,386,377,444.24/7,499,163.72 - Step 6: Final answer
x = 5,846,836.80
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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.