Finding the Fourth Proportional to 13,582,560.54, 20,371,625.85 and 3,995,696.70
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Solution
The fourth proportional to 13,582,560.54, 20,371,625.85 and 3,995,696.70 is: 5,992,893.46
Step by Step Solution
- Step 1: Write the proportion equation
13,582,560.54 : 20,371,625.85 = 3,995,696.70 : x - Step 2: Convert to fraction form
13,582,560.54/20,371,625.85 = 3,995,696.70/x - Step 3: Cross multiply
13,582,560.54x = 20,371,625.85 × 3,995,696.70 - Step 4: Simplify right side
13,582,560.54x = 81,398,838,182,479.70 - Step 5: Solve for x
x = 81,398,838,182,479.70/13,582,560.54 - Step 6: Final answer
x = 5,992,893.46
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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.