Finding the Fourth Proportional to 38,541,110.00, 53,190,095.57 and 21,140,818.26
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Solution
The fourth proportional to 38,541,110.00, 53,190,095.57 and 21,140,818.26 is: 29,176,174.32
Step by Step Solution
- Step 1: Write the proportion equation
38,541,110.00 : 53,190,095.57 = 21,140,818.26 : x - Step 2: Convert to fraction form
38,541,110.00/53,190,095.57 = 21,140,818.26/x - Step 3: Cross multiply
38,541,110.00x = 53,190,095.57 × 21,140,818.26 - Step 4: Simplify right side
38,541,110.00x = 1,124,482,143,571,697 - Step 5: Solve for x
x = 1,124,482,143,571,697/38,541,110.00 - Step 6: Final answer
x = 29,176,174.32
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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.