Finding the Fourth Proportional to 6,042,380.79, 8,338,673.46 and 3,289,251.54
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Solution
The fourth proportional to 6,042,380.79, 8,338,673.46 and 3,289,251.54 is: 4,539,269.45
Step by Step Solution
- Step 1: Write the proportion equation
6,042,380.79 : 8,338,673.46 = 3,289,251.54 : x - Step 2: Convert to fraction form
6,042,380.79/8,338,673.46 = 3,289,251.54/x - Step 3: Cross multiply
6,042,380.79x = 8,338,673.46 × 3,289,251.54 - Step 4: Simplify right side
6,042,380.79x = 27,427,994,519,862.13 - Step 5: Solve for x
x = 27,427,994,519,862.13/6,042,380.79 - Step 6: Final answer
x = 4,539,269.45
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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.