Finding the Fourth Proportional to 10,304,881.44, 14,220,181.02 and 5,720,907.48
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Solution
The fourth proportional to 10,304,881.44, 14,220,181.02 and 5,720,907.48 is: 7,894,544.00
Step by Step Solution
- Step 1: Write the proportion equation
10,304,881.44 : 14,220,181.02 = 5,720,907.48 : x - Step 2: Convert to fraction form
10,304,881.44/14,220,181.02 = 5,720,907.48/x - Step 3: Cross multiply
10,304,881.44x = 14,220,181.02 × 5,720,907.48 - Step 4: Simplify right side
10,304,881.44x = 81,352,339,964,272.03 - Step 5: Solve for x
x = 81,352,339,964,272.03/10,304,881.44 - Step 6: Final answer
x = 7,894,544.00
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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.