Finding the Fourth Proportional to 5,103,124.50, 7,644,663.32 and 3,368,709.99
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Solution
The fourth proportional to 5,103,124.50, 7,644,663.32 and 3,368,709.99 is: 5,046,448.25
Step by Step Solution
- Step 1: Write the proportion equation
5,103,124.50 : 7,644,663.32 = 3,368,709.99 : x - Step 2: Convert to fraction form
5,103,124.50/7,644,663.32 = 3,368,709.99/x - Step 3: Cross multiply
5,103,124.50x = 7,644,663.32 × 3,368,709.99 - Step 4: Simplify right side
5,103,124.50x = 25,752,653,666,469.02 - Step 5: Solve for x
x = 25,752,653,666,469.02/5,103,124.50 - Step 6: Final answer
x = 5,046,448.25
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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.