Finding the Fourth Proportional to 6,361,425.35, 8,778,805.16 and 3,460,836.98
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Solution
The fourth proportional to 6,361,425.35, 8,778,805.16 and 3,460,836.98 is: 4,775,975.80
Step by Step Solution
- Step 1: Write the proportion equation
6,361,425.35 : 8,778,805.16 = 3,460,836.98 : x - Step 2: Convert to fraction form
6,361,425.35/8,778,805.16 = 3,460,836.98/x - Step 3: Cross multiply
6,361,425.35x = 8,778,805.16 × 3,460,836.98 - Step 4: Simplify right side
6,361,425.35x = 30,382,013,476,744.61 - Step 5: Solve for x
x = 30,382,013,476,744.61/6,361,425.35 - Step 6: Final answer
x = 4,775,975.80
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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.