Finding the Fourth Proportional to 5,129,551.94, 7,656,444.58 and 4,524,410.66
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Solution
The fourth proportional to 5,129,551.94, 7,656,444.58 and 4,524,410.66 is: 6,753,201.82
Step by Step Solution
- Step 1: Write the proportion equation
5,129,551.94 : 7,656,444.58 = 4,524,410.66 : x - Step 2: Convert to fraction form
5,129,551.94/7,656,444.58 = 4,524,410.66/x - Step 3: Cross multiply
5,129,551.94x = 7,656,444.58 × 4,524,410.66 - Step 4: Simplify right side
5,129,551.94x = 34,640,899,475,451.22 - Step 5: Solve for x
x = 34,640,899,475,451.22/5,129,551.94 - Step 6: Final answer
x = 6,753,201.82
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.