Finding the Fourth Proportional to 5,661,368.10, 8,484,966.18 and 4,458,539.88
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Solution
The fourth proportional to 5,661,368.10, 8,484,966.18 and 4,458,539.88 is: 6,682,229.35
Step by Step Solution
- Step 1: Write the proportion equation
5,661,368.10 : 8,484,966.18 = 4,458,539.88 : x - Step 2: Convert to fraction form
5,661,368.10/8,484,966.18 = 4,458,539.88/x - Step 3: Cross multiply
5,661,368.10x = 8,484,966.18 × 4,458,539.88 - Step 4: Simplify right side
5,661,368.10x = 37,830,560,093,981.26 - Step 5: Solve for x
x = 37,830,560,093,981.26/5,661,368.10 - Step 6: Final answer
x = 6,682,229.35
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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.