Finding the Fourth Proportional to 76,715,798.96, 115,074,696 and 25,597,817.84
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Solution
The fourth proportional to 76,715,798.96, 115,074,696 and 25,597,817.84 is: 38,397,059.62
Step by Step Solution
- Step 1: Write the proportion equation
76,715,798.96 : 115,074,696 = 25,597,817.84 : x - Step 2: Convert to fraction form
76,715,798.96/115,074,696 = 25,597,817.84/x - Step 3: Cross multiply
76,715,798.96x = 115,074,696 × 25,597,817.84 - Step 4: Simplify right side
76,715,798.96x = 2,945,661,106,201,376.50 - Step 5: Solve for x
x = 2,945,661,106,201,376.50/76,715,798.96 - Step 6: Final answer
x = 38,397,059.62
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1.5x scale
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.