Finding the Fourth Proportional to 76,654,497.53, 105,782,668.46 and 41,847,187.97
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Solution
The fourth proportional to 76,654,497.53, 105,782,668.46 and 41,847,187.97 is: 57,748,825.62
Step by Step Solution
- Step 1: Write the proportion equation
76,654,497.53 : 105,782,668.46 = 41,847,187.97 : x - Step 2: Convert to fraction form
76,654,497.53/105,782,668.46 = 41,847,187.97/x - Step 3: Cross multiply
76,654,497.53x = 105,782,668.46 × 41,847,187.97 - Step 4: Simplify right side
76,654,497.53x = 4,426,707,211,013,810 - Step 5: Solve for x
x = 4,426,707,211,013,810/76,654,497.53 - Step 6: Final answer
x = 57,748,825.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.