Finding the Fourth Proportional to 7,623,528.58, 11,432,867.82 and 2,504,778.58
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Solution
The fourth proportional to 7,623,528.58, 11,432,867.82 and 2,504,778.58 is: 3,756,371.10
Step by Step Solution
- Step 1: Write the proportion equation
7,623,528.58 : 11,432,867.82 = 2,504,778.58 : x - Step 2: Convert to fraction form
7,623,528.58/11,432,867.82 = 2,504,778.58/x - Step 3: Cross multiply
7,623,528.58x = 11,432,867.82 × 2,504,778.58 - Step 4: Simplify right side
7,623,528.58x = 28,636,802,423,507.30 - Step 5: Solve for x
x = 28,636,802,423,507.30/7,623,528.58 - Step 6: Final answer
x = 3,756,371.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.