Finding the Fourth Proportional to 14,350,768.08, 19,804,214.84 and 7,824,344.60
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Solution
The fourth proportional to 14,350,768.08, 19,804,214.84 and 7,824,344.60 is: 10,797,680.00
Step by Step Solution
- Step 1: Write the proportion equation
14,350,768.08 : 19,804,214.84 = 7,824,344.60 : x - Step 2: Convert to fraction form
14,350,768.08/19,804,214.84 = 7,824,344.60/x - Step 3: Cross multiply
14,350,768.08x = 19,804,214.84 × 7,824,344.60 - Step 4: Simplify right side
14,350,768.08x = 154,955,001,440,593.84 - Step 5: Solve for x
x = 154,955,001,440,593.84/14,350,768.08 - Step 6: Final answer
x = 10,797,680.00
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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.