Finding the Fourth Proportional to 49,677,453.27, 68,554,888.81 and 27,650,479.98
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Solution
The fourth proportional to 49,677,453.27, 68,554,888.81 and 27,650,479.98 is: 38,157,664.21
Step by Step Solution
- Step 1: Write the proportion equation
49,677,453.27 : 68,554,888.81 = 27,650,479.98 : x - Step 2: Convert to fraction form
49,677,453.27/68,554,888.81 = 27,650,479.98/x - Step 3: Cross multiply
49,677,453.27x = 68,554,888.81 × 27,650,479.98 - Step 4: Simplify right side
49,677,453.27x = 1,895,575,580,572,031 - Step 5: Solve for x
x = 1,895,575,580,572,031/49,677,453.27 - Step 6: Final answer
x = 38,157,664.21
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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.