Finding the Fourth Proportional to 84,540,936.87, 126,629,201.48 and 57,096,314.57
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Solution
The fourth proportional to 84,540,936.87, 126,629,201.48 and 57,096,314.57 is: 85,521,417.07
Step by Step Solution
- Step 1: Write the proportion equation
84,540,936.87 : 126,629,201.48 = 57,096,314.57 : x - Step 2: Convert to fraction form
84,540,936.87/126,629,201.48 = 57,096,314.57/x - Step 3: Cross multiply
84,540,936.87x = 126,629,201.48 × 57,096,314.57 - Step 4: Simplify right side
84,540,936.87x = 7,230,060,721,481,080 - Step 5: Solve for x
x = 7,230,060,721,481,080/84,540,936.87 - Step 6: Final answer
x = 85,521,417.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.