Finding the Fourth Proportional to 36,010,660.93, 49,694,708.19 and 19,490,782.48
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Solution
The fourth proportional to 36,010,660.93, 49,694,708.19 and 19,490,782.48 is: 26,897,277.72
Step by Step Solution
- Step 1: Write the proportion equation
36,010,660.93 : 49,694,708.19 = 19,490,782.48 : x - Step 2: Convert to fraction form
36,010,660.93/49,694,708.19 = 19,490,782.48/x - Step 3: Cross multiply
36,010,660.93x = 49,694,708.19 × 19,490,782.48 - Step 4: Simplify right side
36,010,660.93x = 968,588,747,738,364.50 - Step 5: Solve for x
x = 968,588,747,738,364.50/36,010,660.93 - Step 6: Final answer
x = 26,897,277.72
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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.