Finding the Fourth Proportional to 49,521,927.65, 68,342,394.54 and 27,495,428.09
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Solution
The fourth proportional to 49,521,927.65, 68,342,394.54 and 27,495,428.09 is: 37,944,875.81
Step by Step Solution
- Step 1: Write the proportion equation
49,521,927.65 : 68,342,394.54 = 27,495,428.09 : x - Step 2: Convert to fraction form
49,521,927.65/68,342,394.54 = 27,495,428.09/x - Step 3: Cross multiply
49,521,927.65x = 68,342,394.54 × 27,495,428.09 - Step 4: Simplify right side
49,521,927.65x = 1,879,103,394,231,267 - Step 5: Solve for x
x = 1,879,103,394,231,267/49,521,927.65 - Step 6: Final answer
x = 37,944,875.81
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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.