Finding the Fourth Proportional to 13,822,747.17, 20,734,046.74 and 3,587,599.47
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Solution
The fourth proportional to 13,822,747.17, 20,734,046.74 and 3,587,599.47 is: 5,381,379.99
Step by Step Solution
- Step 1: Write the proportion equation
13,822,747.17 : 20,734,046.74 = 3,587,599.47 : x - Step 2: Convert to fraction form
13,822,747.17/20,734,046.74 = 3,587,599.47/x - Step 3: Cross multiply
13,822,747.17x = 20,734,046.74 × 3,587,599.47 - Step 4: Simplify right side
13,822,747.17x = 74,385,455,095,379.22 - Step 5: Solve for x
x = 74,385,455,095,379.22/13,822,747.17 - Step 6: Final answer
x = 5,381,379.99
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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.