Finding the Fourth Proportional to 5,112,935.94, 7,655,414.37 and 4,977,414.84
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Solution
The fourth proportional to 5,112,935.94, 7,655,414.37 and 4,977,414.84 is: 7,452,503.52
Step by Step Solution
- Step 1: Write the proportion equation
5,112,935.94 : 7,655,414.37 = 4,977,414.84 : x - Step 2: Convert to fraction form
5,112,935.94/7,655,414.37 = 4,977,414.84/x - Step 3: Cross multiply
5,112,935.94x = 7,655,414.37 × 4,977,414.84 - Step 4: Simplify right side
5,112,935.94x = 38,104,173,091,587.25 - Step 5: Solve for x
x = 38,104,173,091,587.25/5,112,935.94 - Step 6: Final answer
x = 7,452,503.52
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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.