Finding the Fourth Proportional to 13,738,076.73, 20,607,675.51 and 3,503,201.95
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Solution
The fourth proportional to 13,738,076.73, 20,607,675.51 and 3,503,201.95 is: 5,254,945.83
Step by Step Solution
- Step 1: Write the proportion equation
13,738,076.73 : 20,607,675.51 = 3,503,201.95 : x - Step 2: Convert to fraction form
13,738,076.73/20,607,675.51 = 3,503,201.95/x - Step 3: Cross multiply
13,738,076.73x = 20,607,675.51 × 3,503,201.95 - Step 4: Simplify right side
13,738,076.73x = 72,192,849,031,599.25 - Step 5: Solve for x
x = 72,192,849,031,599.25/13,738,076.73 - Step 6: Final answer
x = 5,254,945.83
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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.