Finding the Fourth Proportional to 6,377,636.97, 9,566,490.02 and 1,889,951.85
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Solution
The fourth proportional to 6,377,636.97, 9,566,490.02 and 1,889,951.85 is: 2,834,938.02
Step by Step Solution
- Step 1: Write the proportion equation
6,377,636.97 : 9,566,490.02 = 1,889,951.85 : x - Step 2: Convert to fraction form
6,377,636.97/9,566,490.02 = 1,889,951.85/x - Step 3: Cross multiply
6,377,636.97x = 9,566,490.02 × 1,889,951.85 - Step 4: Simplify right side
6,377,636.97x = 18,080,205,501,855.78 - Step 5: Solve for x
x = 18,080,205,501,855.78/6,377,636.97 - Step 6: Final answer
x = 2,834,938.02
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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.