Finding the Fourth Proportional to 76,795,027.98, 115,274,514.54 and 33,097,351.73
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Solution
The fourth proportional to 76,795,027.98, 115,274,514.54 and 33,097,351.73 is: 49,681,356.38
Step by Step Solution
- Step 1: Write the proportion equation
76,795,027.98 : 115,274,514.54 = 33,097,351.73 : x - Step 2: Convert to fraction form
76,795,027.98/115,274,514.54 = 33,097,351.73/x - Step 3: Cross multiply
76,795,027.98x = 115,274,514.54 × 33,097,351.73 - Step 4: Simplify right side
76,795,027.98x = 3,815,281,153,245,533.50 - Step 5: Solve for x
x = 3,815,281,153,245,533.50/76,795,027.98 - Step 6: Final answer
x = 49,681,356.38
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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.