Finding the Fourth Proportional to 62,852,638.48, 94,282,942.62 and 19,723,544.20
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Solution
The fourth proportional to 62,852,638.48, 94,282,942.62 and 19,723,544.20 is: 29,586,566.79
Step by Step Solution
- Step 1: Write the proportion equation
62,852,638.48 : 94,282,942.62 = 19,723,544.20 : x - Step 2: Convert to fraction form
62,852,638.48/94,282,942.62 = 19,723,544.20/x - Step 3: Cross multiply
62,852,638.48x = 94,282,942.62 × 19,723,544.20 - Step 4: Simplify right side
62,852,638.48x = 1,859,593,786,071,633.75 - Step 5: Solve for x
x = 1,859,593,786,071,633.75/62,852,638.48 - Step 6: Final answer
x = 29,586,566.79
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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.