Finding the Fourth Proportional to 10,033,884.84, 13,833,584.88 and 7,240,663.92
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Solution
The fourth proportional to 10,033,884.84, 13,833,584.88 and 7,240,663.92 is: 9,982,607.99
Step by Step Solution
- Step 1: Write the proportion equation
10,033,884.84 : 13,833,584.88 = 7,240,663.92 : x - Step 2: Convert to fraction form
10,033,884.84/13,833,584.88 = 7,240,663.92/x - Step 3: Cross multiply
10,033,884.84x = 13,833,584.88 × 7,240,663.92 - Step 4: Simplify right side
10,033,884.84x = 100,164,338,924,873.53 - Step 5: Solve for x
x = 100,164,338,924,873.53/10,033,884.84 - Step 6: Final answer
x = 9,982,607.99
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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.