Finding the Fourth Proportional to 6,042,426.80, 8,338,655.36 and 3,289,193.46
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Solution
The fourth proportional to 6,042,426.80, 8,338,655.36 and 3,289,193.46 is: 4,539,144.89
Step by Step Solution
- Step 1: Write the proportion equation
6,042,426.80 : 8,338,655.36 = 3,289,193.46 : x - Step 2: Convert to fraction form
6,042,426.80/8,338,655.36 = 3,289,193.46/x - Step 3: Cross multiply
6,042,426.80x = 8,338,655.36 × 3,289,193.46 - Step 4: Simplify right side
6,042,426.80x = 27,427,450,683,528.93 - Step 5: Solve for x
x = 27,427,450,683,528.93/6,042,426.80 - Step 6: Final answer
x = 4,539,144.89
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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.