Finding the Fourth Proportional to 5,972,366.80, 8,241,511.08 and 3,393,689.68
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Solution
The fourth proportional to 5,972,366.80, 8,241,511.08 and 3,393,689.68 is: 4,683,089.98
Step by Step Solution
- Step 1: Write the proportion equation
5,972,366.80 : 8,241,511.08 = 3,393,689.68 : x - Step 2: Convert to fraction form
5,972,366.80/8,241,511.08 = 3,393,689.68/x - Step 3: Cross multiply
5,972,366.80x = 8,241,511.08 × 3,393,689.68 - Step 4: Simplify right side
5,972,366.80x = 27,969,131,099,801.66 - Step 5: Solve for x
x = 27,969,131,099,801.66/5,972,366.80 - Step 6: Final answer
x = 4,683,089.98
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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.