Finding the Fourth Proportional to 49,819,513.73, 68,750,958.56 and 27,793,013.09
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Solution
The fourth proportional to 49,819,513.73, 68,750,958.56 and 27,793,013.09 is: 38,354,374.58
Step by Step Solution
- Step 1: Write the proportion equation
49,819,513.73 : 68,750,958.56 = 27,793,013.09 : x - Step 2: Convert to fraction form
49,819,513.73/68,750,958.56 = 27,793,013.09/x - Step 3: Cross multiply
49,819,513.73x = 68,750,958.56 × 27,793,013.09 - Step 4: Simplify right side
49,819,513.73x = 1,910,796,290,725,408 - Step 5: Solve for x
x = 1,910,796,290,725,408/49,819,513.73 - Step 6: Final answer
x = 38,354,374.58
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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.