Finding the Fourth Proportional to 7,531,281.07, 10,392,949.44 and 4,268,397.35
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Solution
The fourth proportional to 7,531,281.07, 10,392,949.44 and 4,268,397.35 is: 5,890,264.55
Step by Step Solution
- Step 1: Write the proportion equation
7,531,281.07 : 10,392,949.44 = 4,268,397.35 : x - Step 2: Convert to fraction form
7,531,281.07/10,392,949.44 = 4,268,397.35/x - Step 3: Cross multiply
7,531,281.07x = 10,392,949.44 × 4,268,397.35 - Step 4: Simplify right side
7,531,281.07x = 44,361,237,874,362.36 - Step 5: Solve for x
x = 44,361,237,874,362.36/7,531,281.07 - Step 6: Final answer
x = 5,890,264.55
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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.